Name: NH Vortex Area Units: million km!U2!N Level: 600 K Source: MERRA2 Missing: -9999.0 Climatology: 1978/1979 to 2023/2024 Date Data Minimum 10% 30% Mean 70% 90% Maximum 1997-07-01 -9999.0 2.54 2.68 2.96 3.23 3.51 3.78 3.92 1997-07-02 -9999.0 0.65 1.12 2.05 3.99 5.12 7.26 8.32 1997-07-03 -9999.0 2.71 2.98 3.53 4.07 4.62 5.16 5.43 1997-07-04 -9999.0 2.37 2.37 2.37 2.37 2.37 2.37 2.37 1997-07-05 -9999.0 0.90 1.20 3.48 4.66 5.64 8.44 9.42 1997-07-06 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-07 -9999.0 4.60 4.60 4.60 4.60 4.60 4.60 4.60 1997-07-08 -9999.0 2.21 2.32 2.55 2.66 2.86 2.94 2.98 1997-07-09 -9999.0 1.19 1.40 1.81 2.23 2.64 3.05 3.26 1997-07-10 -9999.0 0.78 1.42 2.68 3.80 5.71 5.79 5.83 1997-07-11 -9999.0 3.84 3.84 3.84 3.84 3.84 3.84 3.84 1997-07-12 -9999.0 5.90 5.90 5.90 5.90 5.90 5.90 5.90 1997-07-13 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-14 -9999.0 1.23 1.23 1.23 1.23 1.23 1.23 1.23 1997-07-15 -9999.0 0.87 1.13 1.66 2.19 2.72 3.25 3.51 1997-07-16 -9999.0 0.38 0.58 0.98 1.38 1.78 2.18 2.38 1997-07-17 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-18 -9999.0 16.32 16.75 17.62 18.49 19.36 20.23 20.66 1997-07-19 -9999.0 2.44 2.89 3.80 4.71 5.62 6.53 6.99 1997-07-20 -9999.0 0.94 0.94 0.94 0.94 0.94 0.94 0.94 1997-07-21 -9999.0 10.14 10.33 10.71 11.10 11.48 11.86 12.05 1997-07-22 -9999.0 1.85 1.85 1.85 1.85 1.85 1.85 1.85 1997-07-23 -9999.0 3.68 3.90 4.34 4.79 5.23 5.67 5.89 1997-07-24 -9999.0 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1997-07-25 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-26 -9999.0 2.00 2.05 2.17 2.34 2.40 2.70 2.84 1997-07-27 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-28 -9999.0 7.31 7.31 7.31 7.31 7.31 7.31 7.31 1997-07-29 -9999.0 1.90 2.00 2.19 2.39 2.58 2.78 2.87 1997-07-30 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-07-31 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-08-01 -9999.0 1.61 1.61 1.61 1.61 1.61 1.61 1.61 1997-08-02 -9999.0 9.23 9.54 10.17 10.73 11.35 11.90 12.18 1997-08-03 -9999.0 2.26 2.26 2.26 2.26 2.26 2.26 2.26 1997-08-04 -9999.0 1.08 1.72 2.10 6.96 7.76 17.15 19.37 1997-08-05 -9999.0 -9999.00-9999.00-9999.00-9999.00-9999.00-9999.00-9999.00 1997-08-06 3.65 1.33 1.40 1.54 4.25 4.33 8.42 10.46 1997-08-07 -9999.0 0.82 1.06 1.43 2.68 1.93 5.40 7.64 1997-08-08 6.17 2.16 2.23 3.56 6.69 6.86 12.98 18.01 1997-08-09 -9999.0 1.78 1.91 2.17 4.20 4.82 7.20 8.40 1997-08-10 -9999.0 0.55 1.16 2.07 4.73 2.69 10.79 16.09 1997-08-11 -9999.0 2.06 2.08 2.11 2.14 2.17 2.20 2.21 1997-08-12 -9999.0 0.14 0.75 1.97 6.13 7.93 12.68 15.05 1997-08-13 -9999.0 0.14 0.78 4.83 9.09 12.70 15.36 18.36 1997-08-14 -9999.0 0.22 1.43 4.52 11.76 16.36 24.96 28.33 1997-08-15 6.17 0.33 1.37 2.63 7.23 8.01 17.09 19.68 1997-08-16 -9999.0 1.63 2.10 2.70 10.31 14.79 23.29 26.23 1997-08-17 -9999.0 1.02 2.51 4.65 12.94 15.18 28.91 35.24 1997-08-18 -9999.0 1.42 2.72 7.49 15.09 19.74 30.04 38.77 1997-08-19 7.52 1.45 2.70 9.63 16.54 20.41 29.65 48.36 1997-08-20 10.65 6.40 9.74 16.81 23.64 26.37 43.30 48.87 1997-08-21 -9999.0 1.95 5.77 12.48 22.93 35.87 45.12 49.84 1997-08-22 16.63 7.99 10.54 15.45 24.38 30.18 41.02 49.57 1997-08-23 17.79 8.16 14.18 19.49 30.13 33.49 49.49 53.65 1997-08-24 -9999.0 4.25 10.57 21.87 28.37 34.19 47.48 53.79 1997-08-25 19.82 11.66 20.57 27.17 34.34 41.10 49.74 52.69 1997-08-26 -9999.0 0.77 13.32 26.93 32.77 43.28 49.30 52.12 1997-08-27 -9999.0 0.80 17.39 32.18 36.37 45.81 48.80 50.83 1997-08-28 -9999.0 1.53 12.81 29.24 33.96 43.02 50.30 52.25 1997-08-29 -9999.0 3.50 20.18 30.34 35.29 43.75 49.82 52.08 1997-08-30 -9999.0 3.37 24.50 32.14 37.94 47.29 50.48 53.66 1997-08-31 -9999.0 9.67 23.89 31.61 36.39 42.77 49.47 60.63 1997-09-01 21.08 8.10 22.74 33.77 38.44 45.85 50.26 53.96 1997-09-02 -9999.0 7.88 24.96 36.98 40.49 48.34 53.02 60.14 1997-09-03 22.44 8.65 22.08 30.42 37.20 44.12 51.41 55.11 1997-09-04 20.96 12.84 27.22 35.34 40.40 46.90 50.54 56.99 1997-09-05 -9999.0 13.15 26.05 34.14 38.57 43.59 50.34 55.31 1997-09-06 -9999.0 13.99 26.47 35.86 39.99 45.61 53.72 58.20 1997-09-07 27.07 20.79 29.12 35.91 40.64 45.43 54.21 57.84 1997-09-08 -9999.0 18.40 27.75 34.96 39.68 46.42 50.67 56.70 1997-09-09 -9999.0 19.00 25.90 33.60 39.33 46.61 51.70 56.45 1997-09-10 29.63 17.78 25.35 32.77 37.96 42.00 52.92 55.46 1997-09-11 34.47 17.54 23.69 34.41 38.96 44.98 52.17 55.37 1997-09-12 37.97 18.36 27.64 34.37 39.96 46.83 51.06 58.31 1997-09-13 41.97 22.67 27.30 34.85 38.86 43.79 50.63 52.16 1997-09-14 41.33 21.02 26.70 33.72 38.35 43.13 50.19 51.69 1997-09-15 45.05 18.56 26.54 33.41 38.30 43.13 49.46 51.88 1997-09-16 -9999.0 16.34 25.92 32.51 37.31 41.91 49.09 51.65 1997-09-17 46.57 12.19 25.17 31.00 36.85 43.17 48.54 50.76 1997-09-18 47.48 12.02 23.26 30.99 36.72 44.14 48.23 51.33 1997-09-19 47.43 12.13 21.38 30.50 35.24 42.08 47.99 52.92 1997-09-20 46.65 12.53 21.95 30.83 34.20 40.19 46.46 56.04 1997-09-21 46.49 7.75 20.14 28.58 33.62 40.56 45.28 52.71 1997-09-22 46.97 7.75 16.22 25.61 32.74 40.73 45.13 49.32 1997-09-23 48.01 8.15 19.50 26.41 32.93 40.17 46.84 48.77 1997-09-24 48.43 8.34 18.97 27.17 32.17 39.08 45.06 48.43 1997-09-25 46.53 8.51 18.20 25.21 31.82 39.36 45.84 49.85 1997-09-26 48.61 9.27 17.76 23.50 30.77 37.82 44.35 51.78 1997-09-27 45.74 9.95 16.04 23.07 29.89 36.46 43.68 54.81 1997-09-28 41.46 11.33 15.14 22.46 28.55 33.83 42.50 54.49 1997-09-29 43.44 11.06 13.54 22.46 27.70 31.48 41.73 53.50 1997-09-30 48.22 9.81 14.92 21.79 26.80 30.46 40.18 53.26 1997-10-01 44.09 8.87 14.11 20.54 26.20 30.75 40.56 53.54 1997-10-02 46.80 11.16 14.30 20.77 25.69 28.19 40.63 52.86 1997-10-03 49.42 11.91 14.51 19.41 25.10 27.83 41.06 51.34 1997-10-04 45.98 9.64 14.92 18.60 24.27 27.13 39.94 49.69 1997-10-05 41.17 10.50 14.68 17.88 23.52 26.00 38.02 49.72 1997-10-06 40.93 11.06 13.58 17.17 22.82 26.21 35.59 46.23 1997-10-07 38.17 8.26 13.39 16.85 22.58 26.23 34.89 46.95 1997-10-08 34.31 9.09 12.49 17.39 22.32 26.24 31.86 45.14 1997-10-09 29.93 10.60 13.36 16.84 22.31 26.66 30.14 45.85 1997-10-10 25.29 10.45 12.84 16.74 22.08 25.47 31.51 44.26 1997-10-11 22.47 10.16 12.48 17.15 21.46 24.23 30.74 40.25 1997-10-12 20.53 9.03 11.78 16.58 20.43 23.06 29.07 39.65 1997-10-13 16.59 8.54 11.50 15.74 19.55 22.41 27.03 39.37 1997-10-14 17.60 8.99 11.27 15.34 18.89 21.37 26.26 39.06 1997-10-15 15.69 4.42 11.17 14.70 18.51 20.88 26.15 38.61 1997-10-16 13.64 4.53 11.44 13.90 18.65 21.72 26.32 38.96 1997-10-17 9.47 4.85 11.02 14.52 18.63 21.60 26.60 38.89 1997-10-18 11.22 4.95 11.63 15.21 18.65 20.59 26.62 38.45 1997-10-19 7.40 6.59 11.57 14.76 18.72 21.09 26.64 36.00 1997-10-20 7.95 7.95 11.31 15.90 18.67 21.58 26.07 33.83 1997-10-21 6.16 6.16 10.88 14.83 18.66 21.73 25.67 31.46 1997-10-22 6.84 6.84 12.21 16.12 19.01 20.97 26.15 30.63 1997-10-23 5.65 5.65 13.02 16.12 19.16 21.07 25.93 30.54 1997-10-24 5.57 5.57 13.09 16.41 19.31 21.69 26.00 30.52 1997-10-25 5.79 5.79 13.31 16.75 19.59 22.21 26.32 31.75 1997-10-26 6.30 6.30 13.38 16.82 19.61 22.32 27.14 30.15 1997-10-27 10.23 10.22 12.75 16.91 19.44 21.50 26.41 29.89 1997-10-28 14.41 9.59 13.94 16.94 19.52 22.03 26.22 29.73 1997-10-29 18.76 9.89 14.14 17.48 19.49 21.67 26.03 29.03 1997-10-30 23.09 10.19 12.25 17.41 19.24 21.54 24.90 28.20 1997-10-31 27.32 10.03 12.40 17.29 19.26 22.01 24.60 27.80 1997-11-01 26.69 9.99 12.89 17.47 19.28 21.68 25.23 27.56 1997-11-02 25.36 10.34 13.10 16.86 19.12 21.53 25.23 28.61 1997-11-03 24.59 10.45 13.95 16.72 18.86 20.56 25.08 28.66 1997-11-04 24.90 11.31 14.03 16.66 18.94 21.29 24.62 28.48 1997-11-05 24.11 11.50 14.08 16.46 18.89 21.45 24.13 28.62 1997-11-06 24.51 10.95 14.80 16.52 18.93 20.78 24.39 26.83 1997-11-07 26.54 10.68 14.41 16.81 18.91 21.03 23.82 28.49 1997-11-08 27.89 10.25 14.10 16.96 18.80 20.99 23.65 27.89 1997-11-09 31.94 10.00 13.99 16.56 18.88 20.81 24.19 31.94 1997-11-10 33.05 9.66 14.14 16.40 18.98 20.66 24.35 33.05 1997-11-11 33.76 9.99 14.37 16.75 18.97 20.37 24.23 33.76 1997-11-12 33.96 10.21 14.02 16.81 19.11 21.08 23.91 33.96 1997-11-13 32.98 10.27 14.12 16.73 19.33 21.32 24.82 32.98 1997-11-14 28.54 10.19 14.17 16.41 19.36 20.92 26.25 30.10 1997-11-15 26.56 9.94 14.59 16.51 19.50 20.89 26.55 30.36 1997-11-16 26.43 9.96 14.43 16.84 19.64 20.84 26.41 30.41 1997-11-17 24.80 9.74 13.74 17.44 19.85 21.26 26.16 30.03 1997-11-18 24.67 9.87 14.13 18.11 20.41 22.12 27.47 29.54 1997-11-19 23.95 9.78 14.45 17.38 20.34 21.95 27.51 27.83 1997-11-20 24.50 9.87 15.47 18.05 20.55 23.47 26.80 28.45 1997-11-21 23.46 9.82 15.37 18.69 20.62 23.06 26.52 27.58 1997-11-22 22.93 9.81 15.98 18.88 20.70 23.37 25.91 27.65 1997-11-23 21.68 9.34 15.91 18.36 20.55 23.10 25.76 27.86 1997-11-24 20.78 9.12 15.30 17.56 20.36 23.36 25.74 29.13 1997-11-25 21.93 9.08 15.32 17.31 20.13 23.22 25.36 29.11 1997-11-26 21.96 8.97 15.50 18.19 20.31 22.86 25.37 29.08 1997-11-27 21.76 8.92 15.48 17.49 20.18 23.18 25.36 29.34 1997-11-28 21.87 8.77 15.04 17.26 20.18 23.69 25.54 29.19 1997-11-29 22.67 10.75 15.60 17.26 20.24 23.46 25.63 28.96 1997-11-30 21.37 10.99 15.82 17.87 20.84 23.84 26.81 31.05 1997-12-01 20.20 11.19 15.84 17.73 20.79 23.26 26.80 34.26 1997-12-02 20.55 11.33 15.06 17.73 20.76 23.14 26.78 34.09 1997-12-03 21.32 11.28 15.27 17.89 21.06 23.20 28.29 33.27 1997-12-04 20.91 13.61 15.26 18.10 20.95 22.61 27.56 39.47 1997-12-05 21.62 13.34 15.30 18.36 20.94 22.36 27.50 36.23 1997-12-06 22.48 14.26 15.32 18.06 21.07 22.63 26.45 37.48 1997-12-07 22.45 14.02 16.07 19.39 21.45 22.62 27.04 38.16 1997-12-08 21.95 13.18 15.79 19.79 21.38 22.63 27.84 32.11 1997-12-09 21.23 12.76 15.91 20.08 21.37 22.82 27.72 30.13 1997-12-10 19.91 12.18 15.76 19.92 21.15 22.57 26.97 30.52 1997-12-11 19.14 11.73 16.38 19.23 20.85 22.56 25.36 29.38 1997-12-12 18.73 11.01 16.47 19.06 20.73 22.46 25.37 27.36 1997-12-13 18.62 9.05 16.53 19.09 20.92 22.86 25.55 32.54 1997-12-14 18.79 7.12 16.45 18.82 20.69 23.01 25.04 26.40 1997-12-15 19.19 6.76 16.44 18.63 20.72 23.11 25.46 27.94 1997-12-16 19.21 6.38 16.45 18.89 21.07 23.48 25.50 30.81 1997-12-17 19.60 6.22 16.18 19.09 21.03 23.55 25.73 33.27 1997-12-18 22.05 6.20 16.28 19.36 21.15 23.62 25.85 32.74 1997-12-19 23.85 6.30 17.00 19.57 21.47 23.66 26.77 32.90 1997-12-20 25.86 5.74 18.25 20.34 21.93 24.27 27.15 34.06 1997-12-21 26.92 5.13 17.14 20.37 22.19 24.88 27.74 33.61 1997-12-22 27.36 4.56 17.55 20.45 22.61 24.94 29.30 38.45 1997-12-23 26.15 4.61 17.33 20.48 22.76 24.88 29.56 44.87 1997-12-24 25.59 4.27 18.35 20.04 23.20 25.10 29.73 49.54 1997-12-25 24.36 4.55 18.25 20.27 23.35 24.86 30.50 50.15 1997-12-26 23.75 5.03 18.13 20.78 23.26 25.57 30.00 49.98 1997-12-27 23.74 5.80 18.39 20.29 23.36 26.04 30.46 49.74 1997-12-28 24.43 6.21 18.51 20.09 23.49 25.26 30.96 49.33 1997-12-29 24.77 7.15 16.93 20.05 23.40 25.66 31.08 49.03 1997-12-30 24.91 7.84 16.69 20.24 23.37 25.54 30.78 47.94 1997-12-31 25.45 8.59 17.79 20.25 23.51 25.80 30.84 46.77 1998-01-01 25.47 8.91 17.52 21.33 23.69 25.72 30.58 45.52 1998-01-02 23.94 8.24 17.43 20.80 23.67 25.94 30.03 44.98 1998-01-03 22.91 7.77 18.28 20.98 23.44 25.75 29.86 44.46 1998-01-04 22.11 7.31 18.23 20.27 23.34 26.23 30.16 44.82 1998-01-05 20.53 7.10 18.38 20.61 23.16 25.46 29.73 44.76 1998-01-06 19.51 7.03 17.63 20.56 22.99 25.18 29.61 44.24 1998-01-07 18.76 7.26 16.92 20.43 22.80 25.48 28.98 44.30 1998-01-08 18.43 7.00 16.67 20.86 22.86 24.63 29.14 43.64 1998-01-09 18.20 7.68 16.42 20.46 22.64 24.28 29.01 43.14 1998-01-10 18.59 8.94 15.83 20.12 22.76 25.24 28.80 42.53 1998-01-11 18.65 8.95 16.03 20.33 22.90 25.78 29.05 42.14 1998-01-12 18.73 9.13 16.06 20.43 22.99 26.28 29.12 40.99 1998-01-13 18.42 9.73 16.53 20.40 23.10 25.86 30.07 40.36 1998-01-14 18.20 10.47 15.82 20.29 23.07 25.69 30.47 39.88 1998-01-15 18.09 10.24 16.09 19.92 22.84 26.35 29.63 39.60 1998-01-16 18.06 9.78 15.89 19.64 22.53 25.83 29.35 39.45 1998-01-17 18.10 7.59 16.37 19.71 22.59 25.78 29.25 39.55 1998-01-18 18.40 7.98 16.56 19.16 22.48 25.68 29.25 39.09 1998-01-19 18.18 6.51 16.59 20.24 22.77 25.47 28.86 38.14 1998-01-20 18.05 6.72 16.30 20.84 22.76 25.74 28.63 37.25 1998-01-21 17.55 5.30 16.48 20.62 22.78 25.43 28.67 36.44 1998-01-22 16.85 5.52 16.44 20.85 22.51 25.11 28.01 35.60 1998-01-23 15.89 5.41 15.48 20.97 22.42 24.86 28.37 36.69 1998-01-24 15.36 5.10 14.85 20.26 22.16 24.62 28.80 36.51 1998-01-25 14.72 6.69 13.19 20.35 22.16 24.69 29.70 36.49 1998-01-26 14.53 6.61 12.59 19.92 21.98 24.46 30.00 35.15 1998-01-27 14.63 6.48 12.09 19.92 21.86 24.64 29.03 36.63 1998-01-28 14.66 6.05 12.06 19.63 21.61 24.99 29.28 36.06 1998-01-29 14.70 5.25 11.99 19.55 21.42 24.82 29.18 35.82 1998-01-30 14.96 4.71 11.75 19.65 21.22 24.97 28.03 34.97 1998-01-31 15.02 3.91 11.66 19.65 20.94 23.72 28.03 34.28 1998-02-01 14.92 4.12 11.79 19.13 20.76 23.60 27.28 33.78 1998-02-02 14.91 4.36 12.17 18.82 20.68 23.49 27.51 33.03 1998-02-03 14.89 4.59 12.02 18.84 20.62 23.45 27.70 32.84 1998-02-04 14.64 4.73 11.66 18.54 20.58 23.19 27.57 33.51 1998-02-05 14.55 4.78 13.72 18.49 20.82 23.15 28.58 33.72 1998-02-06 14.35 4.80 12.66 17.95 20.92 24.00 28.38 34.74 1998-02-07 14.23 4.70 12.62 18.19 20.98 24.12 29.25 35.30 1998-02-08 14.14 4.49 12.69 17.89 21.02 23.42 28.43 41.33 1998-02-09 14.07 4.37 12.68 17.94 21.09 24.39 28.49 47.45 1998-02-10 13.92 4.37 12.81 16.90 20.74 24.13 28.26 43.95 1998-02-11 13.89 4.28 12.86 16.92 20.56 23.71 27.99 41.71 1998-02-12 13.79 4.27 12.72 16.77 20.38 23.28 27.72 41.76 1998-02-13 13.73 4.30 11.60 16.58 20.19 23.33 27.53 42.89 1998-02-14 13.61 4.12 10.56 16.70 19.92 22.29 28.04 45.88 1998-02-15 13.66 3.81 11.26 16.51 19.90 22.12 27.91 48.92 1998-02-16 13.86 3.54 11.50 16.71 19.89 22.22 27.57 52.06 1998-02-17 13.87 2.96 12.03 15.91 19.73 22.39 27.58 51.95 1998-02-18 14.00 2.05 10.45 15.67 19.67 22.65 27.73 52.87 1998-02-19 14.18 1.33 8.77 15.05 19.48 22.56 27.87 51.60 1998-02-20 14.29 1.38 8.67 14.62 19.13 22.35 28.26 50.07 1998-02-21 14.02 1.41 8.84 13.99 18.77 22.09 28.02 48.44 1998-02-22 13.92 1.35 8.24 13.55 18.46 21.77 28.01 47.75 1998-02-23 13.85 1.20 7.11 13.31 18.07 21.54 28.05 46.50 1998-02-24 13.52 1.04 6.53 13.28 17.70 21.62 28.03 44.17 1998-02-25 13.16 0.86 6.06 12.64 17.42 20.89 26.89 42.76 1998-02-26 13.00 1.73 7.92 12.67 17.55 20.98 27.07 42.63 1998-02-27 12.90 1.71 8.89 13.12 17.66 21.09 26.66 41.99 1998-02-28 12.64 1.71 8.12 13.55 17.55 20.94 26.63 40.43 1998-03-01 12.49 1.70 7.80 13.49 17.38 20.79 25.92 41.03 1998-03-02 12.45 1.80 7.86 13.27 17.32 20.99 26.04 39.56 1998-03-03 12.36 1.77 6.47 13.24 16.80 21.04 25.01 36.09 1998-03-04 12.11 1.79 5.64 12.60 16.45 20.87 25.67 35.35 1998-03-05 11.93 1.81 5.58 12.48 16.13 20.79 24.41 34.88 1998-03-06 12.05 4.17 6.27 12.55 16.12 20.03 24.37 34.20 1998-03-07 12.13 3.98 6.31 12.29 16.06 19.95 24.05 33.72 1998-03-08 12.25 4.31 6.32 12.49 15.92 19.82 23.80 33.70 1998-03-09 12.34 4.36 6.17 12.90 15.70 19.22 23.14 33.77 1998-03-10 12.34 4.23 5.50 12.41 15.53 18.73 23.19 33.51 1998-03-11 12.43 4.25 5.38 11.91 15.36 18.71 24.53 34.25 1998-03-12 10.37 4.25 5.30 10.91 14.92 18.12 24.19 33.36 1998-03-13 10.26 4.25 5.75 10.64 14.94 17.70 24.18 37.10 1998-03-14 10.22 4.22 5.46 10.54 14.85 17.76 23.88 35.23 1998-03-15 10.34 4.22 5.56 10.63 14.66 17.27 23.37 33.49 1998-03-16 10.38 4.05 5.58 11.38 14.69 17.27 22.22 33.41 1998-03-17 12.73 4.09 5.42 11.65 14.71 17.14 22.00 36.09 1998-03-18 13.71 3.61 5.39 11.29 14.66 17.83 22.21 35.81 1998-03-19 14.76 3.56 5.23 11.40 14.64 17.00 22.39 35.42 1998-03-20 15.56 3.38 5.11 11.16 14.60 16.86 23.01 35.13 1998-03-21 16.24 3.09 5.22 10.35 14.11 16.17 22.88 35.35 1998-03-22 16.85 2.71 5.44 10.40 13.72 15.83 21.94 35.53 1998-03-23 16.32 2.50 5.47 9.40 13.08 14.93 20.66 34.93 1998-03-24 15.80 1.60 5.29 10.21 12.83 13.99 20.31 34.15 1998-03-25 16.03 1.88 5.40 9.73 12.82 14.37 19.65 34.16 1998-03-26 15.86 1.79 5.78 9.32 13.16 14.18 23.41 34.81 1998-03-27 15.88 1.58 5.68 9.93 13.49 14.95 24.13 34.84 1998-03-28 16.66 1.77 5.17 9.54 14.07 14.77 24.24 45.40 1998-03-29 17.63 1.59 5.35 9.07 14.11 15.49 26.03 54.98 1998-03-30 15.75 1.37 5.43 9.04 13.92 15.79 23.79 54.13 1998-03-31 14.65 1.49 5.48 9.08 13.42 14.94 21.69 52.00 1998-04-01 13.32 1.10 5.36 8.40 13.19 15.12 21.68 51.06 1998-04-02 12.13 2.42 5.36 8.22 12.85 14.48 21.33 49.60 1998-04-03 10.52 2.35 5.40 7.80 12.75 14.48 21.48 48.16 1998-04-04 10.70 2.38 6.04 7.75 12.72 14.73 21.58 45.47 1998-04-05 10.52 2.41 5.88 8.32 12.86 14.47 21.55 44.30 1998-04-06 10.35 2.16 5.56 8.29 12.87 14.51 22.62 44.63 1998-04-07 9.77 1.97 4.73 8.46 12.92 15.32 23.65 44.62 1998-04-08 9.30 1.95 4.45 8.19 12.92 15.52 22.92 45.54 1998-04-09 9.38 1.99 4.34 7.32 12.87 15.27 22.91 46.83 1998-04-10 9.21 1.90 3.80 7.09 12.99 15.90 23.95 47.80 1998-04-11 8.98 1.35 4.07 8.19 13.26 16.33 24.38 46.67 1998-04-12 8.43 1.34 4.03 7.84 13.63 16.40 24.68 45.88 1998-04-13 7.64 1.32 3.84 7.74 13.31 16.42 24.79 44.69 1998-04-14 8.95 1.29 3.77 7.71 13.92 16.41 25.87 43.89 1998-04-15 10.15 1.25 3.19 7.01 14.16 16.40 27.14 50.72 1998-04-16 11.16 1.24 3.34 7.04 14.17 16.03 30.61 48.92 1998-04-17 12.78 1.24 2.98 6.49 14.04 15.32 30.58 44.38 1998-04-18 12.68 1.24 3.19 6.67 13.51 15.14 28.42 45.48 1998-04-19 10.51 1.20 2.86 6.54 13.07 14.55 28.23 45.89 1998-04-20 10.05 1.21 2.54 6.62 12.91 15.13 26.82 46.41 1998-04-21 9.65 1.13 2.32 6.39 12.48 15.41 24.65 45.28 1998-04-22 8.85 1.10 2.63 6.03 11.83 12.77 23.69 46.35 1998-04-23 9.99 1.06 2.92 5.98 11.73 14.30 22.40 39.59 1998-04-24 10.37 0.73 2.85 5.84 11.02 12.20 21.88 36.54 1998-04-25 10.12 0.42 2.37 6.13 10.62 12.08 21.98 32.66 1998-04-26 10.17 0.28 1.64 5.90 10.71 11.04 24.13 32.90 1998-04-27 10.24 0.29 1.39 5.83 9.87 10.48 20.83 34.99 1998-04-28 10.26 0.28 1.50 5.22 9.74 10.91 20.36 36.65 1998-04-29 12.52 0.27 1.60 5.39 9.70 11.29 19.69 38.08 1998-04-30 14.10 0.35 1.95 4.89 9.13 12.18 19.58 39.12 1998-05-01 15.33 0.36 2.10 5.59 9.74 12.11 19.50 38.89 1998-05-02 14.38 0.48 2.13 4.76 9.77 12.35 19.36 37.84 1998-05-03 13.03 0.49 2.34 4.04 9.65 10.58 19.15 36.69 1998-05-04 12.31 0.44 2.45 4.66 9.97 12.35 18.84 42.93 1998-05-05 8.62 0.36 2.48 4.40 9.91 9.81 22.44 45.43 1998-05-06 -9999.0 0.30 2.68 4.33 10.55 12.87 21.99 47.74 1998-05-07 -9999.0 0.64 2.47 3.99 9.16 8.35 17.35 49.57 1998-05-08 9.20 0.59 2.38 4.02 9.84 11.89 19.44 50.50 1998-05-09 9.79 0.49 1.57 3.79 9.42 9.69 20.56 40.21 1998-05-10 9.15 0.46 1.83 3.53 9.34 9.20 20.77 41.65 1998-05-11 -9999.0 0.49 0.90 3.42 8.29 9.35 16.95 38.31 1998-05-12 7.19 0.64 1.46 3.73 9.69 10.28 21.63 43.32 1998-05-13 -9999.0 0.86 1.31 4.08 9.04 9.55 18.81 38.91 1998-05-14 7.65 0.92 2.73 4.86 9.66 9.80 19.82 33.30 1998-05-15 -9999.0 0.88 1.40 3.60 8.56 9.71 21.02 28.15 1998-05-16 -9999.0 0.79 1.90 3.05 7.02 8.12 12.82 24.37 1998-05-17 -9999.0 0.97 1.06 3.18 7.02 8.29 14.91 24.62 1998-05-18 -9999.0 0.84 1.67 2.83 7.13 7.82 18.46 25.27 1998-05-19 -9999.0 0.70 1.94 3.00 7.50 8.04 19.32 25.54 1998-05-20 4.12 0.43 1.92 3.30 6.84 8.27 14.36 23.89 1998-05-21 2.43 0.58 0.96 2.36 6.61 5.80 18.41 24.77 1998-05-22 2.45 0.47 1.35 2.47 6.03 7.80 14.38 20.69 1998-05-23 -9999.0 0.58 1.68 2.57 6.18 5.64 15.53 19.26 1998-05-24 2.32 0.56 0.83 2.25 4.17 3.93 9.35 17.69 1998-05-25 1.86 0.54 0.75 1.86 5.20 5.85 14.92 16.60 1998-05-26 -9999.0 0.52 1.26 2.28 6.01 4.78 15.81 27.09 1998-05-27 -9999.0 0.51 1.82 2.27 5.70 6.11 10.13 27.74 1998-05-28 -9999.0 0.52 1.32 1.74 5.01 6.16 12.76 13.76 1998-05-29 1.66 0.50 1.03 1.77 4.22 3.43 10.51 14.77 1998-05-30 -9999.0 0.46 0.63 1.85 5.36 3.31 13.94 27.35 1998-05-31 -9999.0 0.47 0.69 1.92 4.66 4.54 9.19 20.85 1998-06-01 -9999.0 0.44 0.57 1.37 3.32 3.40 5.75 16.21 1998-06-02 -9999.0 0.30 0.50 2.05 4.75 5.46 13.04 15.02 1998-06-03 -9999.0 0.43 0.62 1.76 4.00 6.36 7.66 9.87 1998-06-04 -9999.0 0.53 1.06 2.00 4.35 4.80 7.67 18.80 1998-06-05 -9999.0 0.40 0.59 1.57 3.38 3.45 5.72 12.81 1998-06-06 -9999.0 0.47 1.11 1.72 3.86 3.60 7.85 15.20 1998-06-07 -9999.0 0.39 0.49 1.54 2.21 2.80 2.92 6.79 1998-06-08 -9999.0 0.34 0.44 1.44 2.61 3.05 6.01 6.02 1998-06-09 -9999.0 0.34 0.42 0.80 2.23 2.00 4.59 9.08 1998-06-10 -9999.0 0.31 0.45 1.09 3.09 2.94 4.78 15.31 1998-06-11 -9999.0 0.33 0.48 1.10 2.12 2.54 4.21 5.25 1998-06-12 -9999.0 0.49 0.90 1.26 2.77 1.92 6.41 9.04 1998-06-13 -9999.0 0.54 1.00 1.30 3.29 5.04 7.13 8.99 1998-06-14 -9999.0 0.52 0.52 0.53 6.83 3.92 17.75 24.66 1998-06-15 -9999.0 0.52 0.67 0.97 1.71 1.37 3.25 4.48 1998-06-16 -9999.0 0.44 0.49 1.00 3.28 3.93 7.01 9.36 1998-06-17 -9999.0 1.67 1.93 2.18 5.90 6.07 11.63 18.69 1998-06-18 1.83 0.37 0.96 1.87 2.30 2.69 3.78 4.39 1998-06-19 2.50 0.27 1.61 2.50 3.72 2.87 8.32 8.35 1998-06-20 -9999.0 0.53 0.75 1.20 1.94 2.45 3.25 3.66 1998-06-21 -9999.0 0.34 0.41 0.93 3.34 3.51 7.19 9.49 1998-06-22 -9999.0 0.54 0.89 1.67 2.17 3.01 3.13 3.16 1998-06-23 -9999.0 0.63 0.86 1.31 1.77 2.22 2.68 2.91 1998-06-24 2.14 1.35 1.75 2.38 2.51 2.89 3.09 3.16 1998-06-25 -9999.0 1.76 1.76 1.76 1.76 1.76 1.76 1.76 1998-06-26 -9999.0 0.52 0.60 0.76 1.76 2.30 3.17 3.60 1998-06-27 -9999.0 0.42 1.99 5.13 6.48 9.27 10.26 10.75 1998-06-28 -9999.0 0.50 0.82 1.45 2.08 2.71 3.35 3.66 1998-06-29 -9999.0 0.50 0.54 0.63 0.72 0.81 0.90 0.94 1998-06-30 -9999.0 0.52 0.91 1.71 4.70 5.94 9.37 11.09