Name: NH Vortex Area Units: million km!U2!N Level: 850 K Source: MERRA2 Missing: -9999.0 Climatology: 1978/1979 to 2025/2026 Date Data Minimum 10% 30% Mean 70% 90% Maximum 1997-07-01 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-02 -9999.0 6.45 6.88 7.72 8.56 9.40 10.24 10.66 1997-07-03 -9999.0 0.45 3.84 10.62 19.97 27.27 37.13 42.06 1997-07-04 -9999.0 10.57 11.58 13.59 15.68 17.71 19.82 20.87 1997-07-05 -9999.0 5.85 10.19 18.86 27.53 36.20 44.88 49.21 1997-07-06 -9999.0 14.40 16.90 21.91 26.91 31.92 36.92 39.43 1997-07-07 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-08 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-09 -9999.0 1.75 4.40 9.69 14.97 20.26 25.55 28.20 1997-07-10 -9999.0 11.43 11.43 11.43 11.43 11.43 11.43 11.43 1997-07-11 -9999.0 10.92 12.84 16.70 20.55 24.40 28.26 30.18 1997-07-12 -9999.0 28.30 28.30 28.30 28.30 28.30 28.30 28.30 1997-07-13 -9999.0 10.73 13.47 18.95 24.43 29.91 35.39 38.13 1997-07-14 -9999.0 10.63 12.30 15.65 18.99 22.33 25.68 27.35 1997-07-15 -9999.0 18.69 20.90 25.32 32.07 36.96 44.18 47.79 1997-07-16 -9999.0 2.31 4.85 9.93 21.99 28.51 41.90 48.60 1997-07-17 -9999.0 14.27 14.27 14.27 14.27 14.27 14.27 14.27 1997-07-18 -9999.0 10.16 12.20 16.29 20.37 24.46 28.54 30.59 1997-07-19 -9999.0 20.58 21.16 22.33 23.51 24.68 25.85 26.43 1997-07-20 -9999.0 25.86 25.86 25.86 25.86 25.86 25.86 25.86 1997-07-21 6.37 6.37 8.62 13.11 15.05 19.32 20.32 20.82 1997-07-22 6.36 6.36 6.36 6.36 6.36 6.36 6.36 6.36 1997-07-23 1.44 1.44 8.80 23.53 25.71 35.73 38.71 40.19 1997-07-24 1.13 1.13 1.13 1.13 1.13 1.13 1.13 1.13 1997-07-25 1.11 1.11 3.82 9.24 10.92 11.50 18.56 22.09 1997-07-26 1.05 1.05 2.23 4.58 6.93 9.28 11.63 12.80 1997-07-27 0.88 0.88 2.95 7.09 9.31 13.07 14.90 15.82 1997-07-28 -9999.0 29.10 29.10 29.10 29.10 29.10 29.10 29.10 1997-07-29 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-30 -9999.0 0.65 3.47 9.11 15.50 15.49 30.72 38.33 1997-07-31 -9999.0 10.32 14.44 22.69 26.51 33.87 36.80 38.27 1997-08-01 -9999.0 4.39 4.39 4.39 4.39 4.39 4.39 4.39 1997-08-02 -9999.0 19.32 19.47 19.77 20.07 20.37 20.68 20.83 1997-08-03 -9999.0 26.63 27.24 28.45 29.66 30.88 32.09 32.70 1997-08-04 -9999.0 0.66 6.39 17.83 19.45 27.22 29.43 30.54 1997-08-05 -9999.0 0.55 2.50 6.39 10.29 14.19 18.08 20.03 1997-08-06 -9999.0 0.62 1.41 2.99 11.02 12.67 23.81 29.38 1997-08-07 -9999.0 0.75 1.31 3.87 8.44 10.92 14.94 17.59 1997-08-08 0.87 0.87 1.65 3.69 10.45 17.74 20.76 21.03 1997-08-09 -9999.0 2.00 6.74 12.09 14.18 17.65 22.28 23.60 1997-08-10 -9999.0 0.77 1.22 11.39 12.32 13.85 21.83 26.32 1997-08-11 -9999.0 0.79 1.79 2.87 5.70 8.12 10.81 11.41 1997-08-12 -9999.0 0.83 0.86 2.05 6.95 8.11 15.10 22.38 1997-08-13 -9999.0 0.98 1.41 3.28 9.59 12.90 18.55 21.17 1997-08-14 0.97 0.95 0.96 2.86 10.21 17.96 19.70 20.36 1997-08-15 1.17 1.12 1.15 1.27 10.08 18.91 23.15 23.28 1997-08-16 -9999.0 1.27 2.21 5.24 9.46 12.51 15.73 21.31 1997-08-17 1.46 0.98 1.24 2.30 8.26 10.44 17.41 20.22 1997-08-18 1.57 1.57 2.10 4.34 8.65 11.34 13.42 22.52 1997-08-19 -9999.0 0.80 1.64 5.13 8.90 11.78 15.96 21.80 1997-08-20 2.27 0.76 1.24 5.36 9.57 13.78 18.55 21.10 1997-08-21 7.25 2.78 3.21 8.10 12.68 17.60 22.67 26.85 1997-08-22 12.67 2.95 6.11 9.65 14.20 17.35 24.57 31.22 1997-08-23 17.09 3.16 5.83 11.12 16.20 19.29 26.95 38.52 1997-08-24 21.48 3.49 10.69 12.86 19.29 22.76 29.31 38.17 1997-08-25 28.52 8.89 16.36 19.26 23.82 28.34 32.23 34.75 1997-08-26 31.22 8.57 17.67 23.65 26.10 30.23 33.34 40.38 1997-08-27 34.01 12.69 17.01 25.66 28.62 31.86 36.77 41.50 1997-08-28 37.10 13.73 18.50 27.53 30.25 35.59 37.83 45.86 1997-08-29 43.59 9.70 22.07 29.69 31.72 35.77 41.48 44.28 1997-08-30 36.63 9.38 20.90 30.32 32.70 37.20 41.09 47.00 1997-08-31 38.59 10.38 25.62 32.82 34.24 37.87 40.05 49.26 1997-09-01 37.45 10.75 25.24 32.52 34.93 38.86 43.79 50.47 1997-09-02 36.49 16.32 29.64 32.77 36.45 39.60 45.17 51.48 1997-09-03 32.53 19.31 30.50 33.36 37.01 39.81 45.38 55.56 1997-09-04 36.32 19.03 29.33 33.37 37.18 40.95 45.09 54.41 1997-09-05 31.46 25.63 30.30 32.19 37.39 41.15 46.35 54.22 1997-09-06 27.93 23.50 27.75 33.10 37.29 39.58 47.04 53.55 1997-09-07 21.50 21.50 26.36 32.59 36.21 39.24 48.55 53.03 1997-09-08 23.76 20.37 26.36 33.27 36.64 39.27 47.60 54.22 1997-09-09 26.82 15.59 26.34 31.83 36.35 39.17 47.85 53.53 1997-09-10 29.92 13.24 25.08 30.66 35.32 39.36 46.53 51.83 1997-09-11 35.48 12.42 23.64 30.50 35.24 39.69 46.57 52.29 1997-09-12 44.95 12.45 24.48 30.29 34.86 41.06 46.31 50.71 1997-09-13 46.36 14.94 23.94 29.90 33.79 37.60 46.23 48.34 1997-09-14 45.08 16.39 23.77 28.54 33.29 36.92 45.13 52.01 1997-09-15 44.70 16.80 24.15 28.30 32.66 36.19 44.81 52.90 1997-09-16 42.40 17.46 23.13 28.43 32.19 34.89 42.98 51.26 1997-09-17 41.39 16.46 21.94 27.19 31.46 35.14 42.65 51.16 1997-09-18 38.53 15.50 20.83 26.43 30.95 34.75 41.22 49.68 1997-09-19 40.06 9.56 20.74 26.68 30.57 34.52 40.42 49.25 1997-09-20 41.29 8.63 21.66 26.47 30.17 34.56 38.59 49.70 1997-09-21 41.67 7.95 20.40 26.31 29.69 33.60 38.58 50.58 1997-09-22 40.77 8.85 18.50 26.23 29.64 33.68 38.76 49.73 1997-09-23 41.15 9.90 17.92 27.33 29.41 33.28 38.65 51.11 1997-09-24 41.41 13.38 17.86 25.58 29.25 33.27 37.92 52.31 1997-09-25 37.51 10.58 19.64 24.49 29.08 32.31 39.40 48.37 1997-09-26 34.41 12.94 18.66 24.93 28.99 33.20 39.20 50.11 1997-09-27 34.63 12.96 18.77 25.32 28.71 32.27 39.29 50.24 1997-09-28 34.87 13.34 19.63 24.66 28.57 32.63 38.58 50.35 1997-09-29 34.03 13.30 18.20 24.74 28.72 34.05 36.40 49.03 1997-09-30 37.03 9.51 18.41 26.79 28.72 32.46 36.68 46.64 1997-10-01 40.53 10.70 18.46 26.83 28.91 32.05 37.11 43.82 1997-10-02 39.61 9.09 20.36 26.83 28.91 31.23 36.56 45.22 1997-10-03 38.75 9.77 21.12 27.07 28.83 31.47 37.32 44.60 1997-10-04 38.59 8.95 21.19 25.12 28.22 31.46 37.95 43.79 1997-10-05 38.28 7.24 19.86 24.90 27.75 31.11 37.10 43.49 1997-10-06 36.74 6.30 18.56 23.51 27.38 31.04 37.11 43.04 1997-10-07 36.30 4.84 17.07 22.01 26.93 30.92 38.91 43.20 1997-10-08 34.40 6.16 16.93 21.39 26.46 31.08 39.93 43.24 1997-10-09 31.16 9.39 17.02 22.15 26.87 29.71 38.55 44.54 1997-10-10 30.15 9.59 18.10 22.95 27.43 30.20 38.46 49.29 1997-10-11 30.81 9.72 19.14 22.61 27.71 30.68 39.60 49.38 1997-10-12 31.20 9.90 20.03 23.30 28.05 30.78 40.83 49.01 1997-10-13 28.00 10.86 18.92 23.59 28.19 31.93 40.20 49.80 1997-10-14 31.88 12.93 18.38 23.30 27.84 31.35 39.41 47.50 1997-10-15 32.91 11.52 18.36 22.79 27.38 31.87 37.36 46.44 1997-10-16 33.68 13.76 18.36 22.68 27.24 31.57 36.67 45.63 1997-10-17 34.48 11.78 18.74 23.31 27.04 30.00 37.79 45.09 1997-10-18 39.87 11.58 18.22 22.69 27.23 29.62 39.83 44.56 1997-10-19 40.43 8.56 17.79 22.19 27.09 30.09 39.77 44.04 1997-10-20 33.57 8.35 17.96 22.67 26.77 30.10 37.67 43.45 1997-10-21 31.41 9.77 17.83 21.31 26.25 29.11 37.62 43.23 1997-10-22 30.54 15.18 18.17 21.33 26.23 30.61 36.02 42.86 1997-10-23 30.41 14.80 17.77 21.30 26.05 30.43 36.16 42.53 1997-10-24 26.47 14.92 18.21 21.66 26.00 28.67 36.64 42.13 1997-10-25 30.73 10.14 18.12 21.87 25.62 28.67 35.80 41.56 1997-10-26 30.36 10.32 18.04 22.14 25.54 28.86 34.35 40.46 1997-10-27 28.75 8.64 17.67 20.64 25.28 29.76 35.57 39.88 1997-10-28 26.69 7.52 17.54 20.62 24.90 27.29 34.27 39.69 1997-10-29 30.35 4.34 17.86 20.19 24.58 28.72 33.93 39.36 1997-10-30 30.44 4.36 16.81 19.97 24.78 28.64 35.18 40.11 1997-10-31 29.29 7.79 16.44 20.26 24.84 28.16 34.81 40.63 1997-11-01 27.79 9.06 16.25 20.34 24.47 28.06 33.97 40.68 1997-11-02 26.50 10.48 16.23 20.11 24.37 27.18 34.89 40.73 1997-11-03 22.57 13.83 16.01 21.11 24.38 26.65 34.19 41.18 1997-11-04 22.55 13.52 16.65 20.91 24.47 26.87 33.66 40.03 1997-11-05 23.43 13.14 16.03 20.41 24.21 26.95 33.55 40.24 1997-11-06 24.52 12.26 15.41 20.12 23.98 26.74 31.49 36.37 1997-11-07 25.97 10.99 17.41 20.23 24.36 26.97 32.34 36.67 1997-11-08 27.27 14.48 17.20 20.05 24.40 27.00 33.00 37.04 1997-11-09 27.64 16.43 18.04 20.34 24.88 27.68 32.77 36.90 1997-11-10 27.52 15.56 18.07 20.99 25.29 29.52 32.74 37.77 1997-11-11 27.23 16.22 18.56 21.41 25.78 28.79 33.71 40.33 1997-11-12 26.48 14.14 18.59 22.39 25.78 29.16 34.00 39.10 1997-11-13 27.50 14.53 18.57 22.12 25.49 27.86 33.89 39.34 1997-11-14 28.54 12.87 18.55 21.99 24.77 26.76 32.27 37.42 1997-11-15 29.26 12.76 18.97 21.46 24.35 25.48 31.73 37.30 1997-11-16 29.67 12.54 19.73 21.46 24.56 26.08 31.94 39.45 1997-11-17 30.07 12.56 19.12 21.76 24.39 26.54 32.08 46.61 1997-11-18 29.09 12.40 18.79 21.93 24.75 26.07 32.51 52.82 1997-11-19 28.64 12.79 17.95 22.09 24.98 26.31 32.57 51.73 1997-11-20 28.75 13.17 18.68 21.11 25.23 27.33 31.99 56.54 1997-11-21 28.38 12.67 18.43 20.99 25.24 26.88 32.00 54.94 1997-11-22 27.72 12.53 18.25 20.44 25.28 27.08 32.57 53.08 1997-11-23 32.78 12.40 17.54 21.56 25.27 27.03 32.89 51.46 1997-11-24 36.43 13.78 17.20 21.24 25.70 28.84 33.48 50.21 1997-11-25 39.64 13.77 17.82 22.70 26.16 29.23 33.77 45.78 1997-11-26 43.42 14.16 17.92 22.49 26.22 28.83 35.27 43.42 1997-11-27 47.53 14.51 18.22 22.52 26.56 29.11 36.07 47.53 1997-11-28 45.97 14.58 18.69 23.50 27.17 29.02 36.36 53.45 1997-11-29 45.54 12.78 18.79 23.50 27.32 29.54 37.02 58.69 1997-11-30 46.01 12.13 18.72 23.82 27.08 28.64 35.86 58.69 1997-12-01 46.68 11.89 18.83 23.18 27.15 29.14 36.99 58.37 1997-12-02 46.64 12.25 18.27 22.44 27.02 28.59 36.45 58.22 1997-12-03 46.09 12.11 17.84 22.16 26.68 28.54 36.80 58.49 1997-12-04 45.19 12.36 18.43 22.04 26.52 29.54 38.22 51.00 1997-12-05 43.36 12.16 17.68 22.28 26.86 28.69 38.21 49.17 1997-12-06 42.15 11.36 18.28 22.46 26.93 28.42 40.24 48.68 1997-12-07 41.20 10.16 18.06 21.50 27.23 28.51 42.72 51.14 1997-12-08 40.67 9.95 17.48 22.37 27.49 29.07 43.23 57.81 1997-12-09 40.17 9.67 17.27 21.88 27.50 28.57 44.87 57.72 1997-12-10 40.52 11.73 17.81 23.04 27.61 28.51 45.47 57.23 1997-12-11 37.39 12.07 18.40 22.86 27.66 28.30 44.21 56.80 1997-12-12 36.10 11.88 18.68 22.76 28.02 29.10 43.36 56.41 1997-12-13 34.90 11.11 19.32 24.18 28.55 28.79 42.35 55.64 1997-12-14 33.93 9.60 18.80 24.49 28.78 30.26 44.00 55.19 1997-12-15 32.06 7.90 17.83 24.38 28.79 30.68 41.76 55.48 1997-12-16 33.48 6.88 17.17 25.09 29.00 30.69 41.87 54.60 1997-12-17 32.92 7.02 16.90 24.71 28.50 30.67 42.37 53.14 1997-12-18 32.65 5.07 17.50 23.73 28.04 30.50 43.42 52.33 1997-12-19 31.55 5.77 18.79 24.00 27.99 31.18 42.49 51.55 1997-12-20 31.89 6.25 20.23 23.45 28.07 31.76 40.28 53.06 1997-12-21 31.65 6.36 20.09 23.89 28.05 32.38 39.79 54.43 1997-12-22 30.82 5.12 20.39 24.42 28.23 31.47 38.85 54.86 1997-12-23 29.19 3.93 20.34 24.31 28.31 32.20 37.43 56.09 1997-12-24 28.48 2.41 18.89 24.50 28.42 32.87 39.10 55.84 1997-12-25 26.92 4.59 19.30 24.39 28.53 32.76 40.52 54.99 1997-12-26 25.79 5.09 18.88 24.21 28.45 32.80 39.67 54.56 1997-12-27 25.76 5.76 19.64 23.10 28.66 33.29 39.80 55.35 1997-12-28 26.18 7.14 20.18 23.78 28.53 32.18 40.08 54.88 1997-12-29 25.94 6.45 20.26 24.18 28.47 31.19 38.47 55.78 1997-12-30 25.94 5.65 20.53 24.85 28.74 31.13 40.97 58.43 1997-12-31 25.50 5.42 19.35 24.69 29.13 31.21 42.53 58.41 1998-01-01 24.89 5.89 18.95 24.86 29.01 31.04 41.36 58.22 1998-01-02 23.76 4.65 18.96 24.52 29.09 32.43 45.55 57.54 1998-01-03 22.48 4.85 18.26 24.28 28.96 31.02 49.59 57.73 1998-01-04 20.54 4.35 17.04 23.22 28.23 30.38 44.95 57.31 1998-01-05 18.68 5.14 16.71 23.07 28.00 30.61 43.56 56.01 1998-01-06 17.07 5.27 15.67 22.70 27.77 30.21 44.53 54.84 1998-01-07 16.64 6.52 16.01 22.00 27.64 29.76 45.40 55.10 1998-01-08 16.73 7.53 16.61 21.47 27.71 31.09 42.84 54.73 1998-01-09 16.39 10.62 17.11 22.10 27.92 31.22 42.17 55.31 1998-01-10 16.24 10.48 16.99 21.77 27.66 31.41 41.37 55.87 1998-01-11 15.85 9.48 17.49 21.74 27.45 31.32 40.30 54.79 1998-01-12 14.38 8.14 17.43 22.05 27.26 30.25 39.74 54.36 1998-01-13 13.41 6.43 16.09 23.37 27.30 31.56 39.07 53.00 1998-01-14 13.59 4.39 15.92 22.72 27.00 30.50 38.96 51.94 1998-01-15 13.98 4.35 14.36 22.18 26.84 30.98 39.33 50.98 1998-01-16 14.50 3.91 15.63 22.17 26.83 30.98 38.26 49.93 1998-01-17 14.79 3.59 14.65 21.39 26.79 30.90 39.61 50.81 1998-01-18 14.90 3.57 14.80 21.21 26.33 30.57 37.75 50.44 1998-01-19 15.25 3.42 14.34 21.40 26.14 30.65 36.60 50.08 1998-01-20 15.42 3.28 14.56 21.31 25.89 30.06 36.97 45.34 1998-01-21 15.62 3.32 14.70 21.25 25.77 29.64 37.39 49.75 1998-01-22 16.20 3.37 14.39 20.73 25.58 30.45 37.87 48.86 1998-01-23 16.42 3.54 14.69 20.32 25.17 30.79 35.56 47.42 1998-01-24 16.47 3.82 14.19 20.54 24.85 29.31 34.02 52.27 1998-01-25 16.23 4.13 13.89 19.89 24.64 28.17 34.00 51.54 1998-01-26 15.93 4.20 12.77 19.81 24.15 28.22 34.66 50.82 1998-01-27 15.41 4.31 11.93 19.69 23.73 28.09 34.73 50.01 1998-01-28 15.09 3.56 11.38 19.13 23.51 27.60 35.14 49.94 1998-01-29 14.79 4.08 11.32 18.46 23.23 27.51 34.89 54.92 1998-01-30 14.86 4.49 11.72 17.47 22.78 26.56 33.91 55.49 1998-01-31 14.90 7.21 10.74 16.77 22.66 26.55 36.21 56.33 1998-02-01 15.07 8.01 11.00 15.75 22.32 26.06 36.29 54.62 1998-02-02 15.19 7.88 11.35 16.50 22.38 24.61 35.53 54.90 1998-02-03 15.17 6.74 11.28 15.86 22.22 24.53 34.49 51.62 1998-02-04 14.63 5.64 11.19 15.19 22.36 27.35 34.50 55.51 1998-02-05 13.79 4.91 12.03 15.48 22.30 26.21 33.18 55.59 1998-02-06 13.82 4.10 11.70 16.38 22.23 26.40 32.32 55.23 1998-02-07 13.90 3.90 11.64 16.02 21.58 24.47 34.70 50.68 1998-02-08 13.72 3.76 11.34 15.86 21.02 24.77 32.22 49.14 1998-02-09 13.79 3.59 10.54 15.20 20.36 23.74 31.46 45.82 1998-02-10 14.28 2.99 10.09 14.89 19.66 24.67 29.98 40.85 1998-02-11 13.85 6.62 11.63 13.94 19.40 22.54 29.76 40.22 1998-02-12 13.61 6.93 11.96 14.24 19.53 22.00 29.72 43.65 1998-02-13 13.79 6.04 12.11 15.64 19.94 22.14 31.03 44.62 1998-02-14 14.00 5.04 12.72 15.52 20.46 21.93 32.42 45.09 1998-02-15 14.00 3.98 12.51 15.77 20.64 23.58 35.36 42.82 1998-02-16 14.34 2.28 11.81 15.73 20.86 24.55 33.83 47.62 1998-02-17 14.39 1.45 11.95 14.65 20.72 25.07 33.09 48.92 1998-02-18 14.27 1.67 11.89 14.29 20.18 24.69 31.66 47.49 1998-02-19 14.25 2.14 10.82 14.29 19.61 22.29 30.99 46.57 1998-02-20 14.30 2.19 9.32 14.10 19.30 21.88 29.42 52.07 1998-02-21 13.80 1.95 8.71 13.81 18.81 21.32 28.07 46.50 1998-02-22 13.74 2.95 9.68 13.78 18.81 21.69 29.01 46.79 1998-02-23 13.84 3.36 9.72 14.34 19.35 22.61 29.80 49.64 1998-02-24 13.91 3.59 8.51 14.03 19.63 22.80 32.61 49.34 1998-02-25 13.71 4.08 8.93 13.82 19.93 23.85 33.18 52.56 1998-02-26 14.26 4.51 7.54 14.10 20.22 23.67 38.10 55.34 1998-02-27 13.81 5.00 7.53 13.85 20.13 23.26 39.04 55.63 1998-02-28 12.97 4.54 8.04 13.06 19.47 22.77 37.07 53.59 1998-03-01 12.73 2.21 7.55 12.70 18.61 22.50 29.09 55.23 1998-03-02 13.56 1.59 6.55 11.91 18.06 21.33 27.34 57.32 1998-03-03 13.93 1.69 6.54 12.77 17.97 21.48 27.15 55.66 1998-03-04 14.59 0.87 6.35 12.47 17.72 20.47 26.52 52.83 1998-03-05 15.26 1.46 6.32 11.67 17.50 20.62 27.96 50.22 1998-03-06 15.48 1.96 6.49 11.78 17.29 20.59 27.99 48.96 1998-03-07 16.13 2.67 6.38 11.13 17.12 20.19 29.01 45.28 1998-03-08 16.92 3.35 6.05 10.84 16.51 19.06 25.64 42.36 1998-03-09 17.31 3.82 7.07 10.83 16.61 18.80 25.36 45.81 1998-03-10 18.79 3.30 7.32 11.21 16.96 19.51 25.35 46.24 1998-03-11 19.01 4.77 7.11 10.99 17.73 20.35 30.11 48.32 1998-03-12 18.58 4.66 6.83 11.56 18.41 20.54 32.85 52.93 1998-03-13 18.42 4.62 7.01 11.39 18.86 20.05 34.26 53.33 1998-03-14 18.89 3.53 6.22 9.90 19.07 21.30 38.20 54.31 1998-03-15 18.16 4.28 6.17 9.91 18.78 20.62 36.41 55.10 1998-03-16 18.57 3.06 6.85 10.61 18.17 20.50 31.91 53.87 1998-03-17 19.54 4.10 5.56 10.73 18.07 19.95 30.67 53.96 1998-03-18 19.75 4.19 5.67 10.83 17.84 20.51 30.65 53.48 1998-03-19 20.21 3.16 7.25 11.06 17.82 20.55 31.10 50.77 1998-03-20 21.36 1.96 8.07 11.39 18.25 20.77 33.12 50.11 1998-03-21 22.51 2.12 7.66 11.00 18.55 21.94 32.03 48.49 1998-03-22 23.19 2.17 7.11 11.13 18.27 20.37 33.46 48.51 1998-03-23 24.16 2.20 7.34 11.04 18.41 21.37 37.22 48.95 1998-03-24 26.09 2.21 7.37 10.89 18.34 18.75 37.08 48.82 1998-03-25 26.29 0.99 6.95 10.89 18.29 21.01 39.70 48.57 1998-03-26 24.26 1.57 6.66 11.07 18.39 21.35 40.57 48.45 1998-03-27 21.64 1.61 6.79 11.72 18.78 21.62 40.29 48.85 1998-03-28 19.25 1.37 7.05 10.82 18.76 21.79 38.54 52.59 1998-03-29 17.28 1.74 5.72 10.84 18.46 21.90 37.29 53.37 1998-03-30 16.00 1.94 5.98 10.39 18.00 21.31 37.63 51.97 1998-03-31 16.80 1.73 5.43 10.02 17.51 20.88 34.81 48.02 1998-04-01 17.49 1.94 5.36 9.18 16.58 19.46 32.38 46.17 1998-04-02 18.39 1.84 5.01 8.50 16.00 18.33 33.60 41.39 1998-04-03 17.14 1.87 5.15 10.49 16.20 18.43 35.36 44.17 1998-04-04 16.47 1.86 4.89 10.74 16.58 19.04 34.76 47.88 1998-04-05 15.90 1.80 5.65 10.88 17.23 19.02 34.97 50.30 1998-04-06 15.46 2.62 5.61 11.50 18.30 21.69 33.39 54.15 1998-04-07 15.10 2.63 5.27 11.45 18.96 24.40 33.59 57.45 1998-04-08 15.95 2.51 7.07 11.02 19.05 24.52 33.97 51.78 1998-04-09 15.57 0.79 4.91 12.63 19.20 24.90 32.89 53.77 1998-04-10 15.18 0.75 4.49 12.14 19.17 25.45 33.28 57.51 1998-04-11 14.06 0.69 4.56 11.48 18.74 26.04 32.23 56.17 1998-04-12 19.92 0.67 5.09 10.05 18.51 24.51 33.03 55.21 1998-04-13 17.57 0.60 5.38 10.22 18.78 23.97 32.61 54.15 1998-04-14 16.54 0.53 4.98 9.03 18.36 22.90 32.33 52.34 1998-04-15 16.04 0.52 4.67 9.08 18.19 24.17 34.29 53.23 1998-04-16 14.85 0.52 4.72 8.68 17.56 20.66 32.85 53.68 1998-04-17 6.61 0.52 5.19 7.99 17.80 22.07 33.05 51.44 1998-04-18 13.49 0.47 4.31 7.93 16.92 23.46 33.01 52.09 1998-04-19 12.28 2.39 4.57 8.13 17.01 23.39 31.84 50.76 1998-04-20 10.37 2.43 4.19 9.67 16.81 21.76 30.46 48.14 1998-04-21 9.78 2.43 5.08 9.54 17.76 23.11 31.24 47.12 1998-04-22 9.70 2.31 5.02 9.70 17.28 21.25 33.30 47.20 1998-04-23 1.29 1.29 5.09 8.81 17.07 22.82 32.62 43.15 1998-04-24 1.96 1.96 6.76 9.34 17.19 22.42 31.81 47.91 1998-04-25 2.85 1.53 5.37 8.47 17.04 22.67 35.50 47.56 1998-04-26 3.19 1.46 4.33 8.27 16.81 20.52 34.38 47.11 1998-04-27 2.56 0.69 3.42 7.72 16.73 23.78 33.52 45.26 1998-04-28 2.52 0.66 3.66 7.66 16.76 22.56 34.36 43.06 1998-04-29 -9999.0 0.52 3.85 6.93 16.69 22.95 33.58 47.29 1998-04-30 2.04 0.56 3.52 5.96 15.64 21.12 31.67 45.84 1998-05-01 1.12 0.55 2.68 6.24 15.64 22.92 36.77 45.48 1998-05-02 0.73 0.59 3.23 6.25 15.11 21.60 27.31 55.44 1998-05-03 0.61 0.50 2.93 6.52 15.27 19.58 27.66 56.08 1998-05-04 1.05 0.46 1.07 6.02 14.45 19.44 27.58 51.63 1998-05-05 -9999.0 0.39 1.18 5.82 14.35 21.13 30.99 50.02 1998-05-06 -9999.0 0.36 0.86 6.02 13.66 17.73 27.35 47.33 1998-05-07 0.67 0.31 0.90 6.87 14.18 19.36 30.15 40.42 1998-05-08 0.68 0.29 0.79 6.02 15.59 21.43 31.41 46.58 1998-05-09 -9999.0 0.31 3.11 6.18 16.66 22.15 33.10 43.12 1998-05-10 0.84 0.30 0.93 5.89 15.70 21.60 28.63 53.68 1998-05-11 -9999.0 0.42 2.42 6.13 15.19 19.81 27.83 52.59 1998-05-12 0.87 0.40 2.33 5.79 13.78 14.40 34.61 48.15 1998-05-13 -9999.0 0.43 1.59 5.38 14.29 20.15 33.78 40.39 1998-05-14 -9999.0 0.46 1.52 4.86 13.15 18.30 28.53 40.38 1998-05-15 0.54 0.51 1.37 5.54 11.24 14.19 27.21 36.01 1998-05-16 2.71 0.57 1.52 2.85 10.93 15.27 25.26 35.42 1998-05-17 2.96 0.70 2.78 3.72 11.72 14.23 26.17 38.53 1998-05-18 -9999.0 0.58 1.59 3.07 10.44 11.17 23.37 45.92 1998-05-19 -9999.0 0.51 0.90 2.75 8.65 12.75 19.04 36.31 1998-05-20 3.19 0.63 1.31 2.75 8.71 10.32 21.32 36.20 1998-05-21 -9999.0 1.21 1.99 3.71 8.59 10.54 16.78 27.76 1998-05-22 -9999.0 1.03 1.89 4.44 7.62 9.41 15.64 27.37 1998-05-23 3.25 0.86 1.68 3.04 7.07 8.57 14.36 26.74 1998-05-24 -9999.0 0.60 1.47 3.29 6.73 7.18 13.87 23.18 1998-05-25 3.40 1.03 1.57 3.40 7.25 10.17 13.74 24.51 1998-05-26 -9999.0 0.93 1.47 4.08 7.89 10.74 12.89 25.85 1998-05-27 -9999.0 0.56 1.11 2.40 8.74 12.58 14.28 26.52 1998-05-28 -9999.0 1.18 1.43 2.38 7.31 8.54 15.26 29.72 1998-05-29 -9999.0 1.22 1.63 4.37 6.30 7.90 10.99 14.01 1998-05-30 -9999.0 0.46 1.08 2.32 7.42 8.17 18.74 28.05 1998-05-31 -9999.0 0.88 1.01 2.17 6.08 5.13 14.62 20.99 1998-06-01 -9999.0 0.97 1.02 2.10 3.53 4.19 6.39 9.23 1998-06-02 -9999.0 1.01 2.46 2.89 5.89 7.52 11.09 14.75 1998-06-03 -9999.0 0.96 0.96 2.49 9.55 15.83 21.16 22.18 1998-06-04 -9999.0 1.92 2.03 4.02 5.85 7.12 8.74 11.09 1998-06-05 -9999.0 0.84 1.66 2.37 5.83 5.94 11.37 18.71 1998-06-06 -9999.0 0.39 0.61 1.38 3.59 4.30 7.57 10.77 1998-06-07 -9999.0 0.65 0.80 1.08 5.22 2.75 13.26 23.01 1998-06-08 10.69 0.34 0.45 1.87 4.04 4.72 7.89 10.69 1998-06-09 19.33 0.29 0.80 1.15 4.10 3.44 7.47 19.33 1998-06-10 -9999.0 0.43 0.73 1.33 4.71 6.04 11.70 13.10 1998-06-11 -9999.0 1.20 1.48 1.95 8.61 7.83 20.66 30.88 1998-06-12 -9999.0 0.43 0.74 3.02 7.36 10.69 12.78 14.11 1998-06-13 -9999.0 0.51 0.59 0.79 4.77 1.99 12.43 19.25 1998-06-14 -9999.0 0.48 0.83 1.52 4.70 6.98 9.01 10.03 1998-06-15 -9999.0 1.41 7.41 19.39 21.46 31.46 31.55 31.60 1998-06-16 -9999.0 0.79 2.92 7.17 10.26 14.28 17.14 18.56 1998-06-17 -9999.0 0.49 0.52 0.59 0.66 0.73 0.79 0.83 1998-06-18 -9999.0 0.97 5.21 10.28 11.40 14.22 17.22 18.45 1998-06-19 -9999.0 9.75 9.95 10.35 15.79 17.19 23.63 26.85 1998-06-20 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1998-06-21 -9999.0 10.33 12.14 15.22 19.31 22.27 27.12 30.54 1998-06-22 -9999.0 3.14 4.71 7.84 9.90 12.81 14.65 15.57 1998-06-23 -9999.0 10.17 12.47 17.07 21.67 26.27 30.86 33.16 1998-06-24 -9999.0 0.98 0.98 0.98 0.98 0.98 0.98 0.98 1998-06-25 -9999.0 1.07 3.05 7.00 8.24 11.65 12.35 12.70 1998-06-26 -9999.0 6.63 6.63 6.63 6.63 6.63 6.63 6.63 1998-06-27 -9999.0 1.18 3.69 8.72 13.75 18.77 23.80 26.31 1998-06-28 -9999.0 8.35 10.62 15.17 19.72 24.27 28.82 31.09 1998-06-29 -9999.0 10.49 11.03 12.12 13.20 14.29 15.37 15.92 1998-06-30 -9999.0 31.73 32.58 34.29 36.01 37.72 39.43 40.28