Name: SH Vortex Area Units: million km!U2!N Level: 600 K Source: MERRA2 Missing: -9999.0 Climatology: 1979 to 2020 Date Data Minimum 10% 30% Mean 70% 90% Maximum 1997-04-01 10.61 6.63 9.69 14.20 16.45 19.67 24.27 32.41 1997-04-02 10.37 6.62 9.63 13.32 16.08 18.97 24.77 33.27 1997-04-03 7.28 6.46 9.47 13.21 16.20 18.16 26.31 31.76 1997-04-04 6.63 6.63 9.35 13.32 16.49 18.91 24.98 31.58 1997-04-05 6.42 6.42 9.85 13.35 15.73 18.22 23.88 32.29 1997-04-06 6.90 6.90 9.62 13.44 16.23 18.08 24.10 32.08 1997-04-07 6.84 6.84 10.63 13.96 16.74 19.36 23.51 31.34 1997-04-08 6.79 6.79 12.31 14.07 17.63 19.92 25.09 28.50 1997-04-09 7.37 7.37 11.61 14.28 17.76 19.85 24.09 27.29 1997-04-10 7.04 7.04 11.73 14.52 17.65 20.01 25.57 26.94 1997-04-11 6.82 6.82 12.70 15.04 17.07 20.00 24.78 28.23 1997-04-12 7.36 7.36 11.40 14.97 16.88 19.93 24.34 28.97 1997-04-13 8.14 8.14 11.54 14.47 17.47 19.53 26.24 30.65 1997-04-14 9.57 9.57 11.36 14.29 17.81 19.65 26.38 29.52 1997-04-15 13.02 9.89 12.61 14.51 17.56 19.00 26.39 29.55 1997-04-16 15.40 11.15 12.98 14.66 17.18 18.53 26.41 30.54 1997-04-17 16.77 9.71 13.08 14.27 16.82 19.58 26.13 29.97 1997-04-18 19.40 9.17 13.03 14.20 17.11 19.39 25.24 30.84 1997-04-19 18.29 9.15 12.72 14.83 16.19 19.25 26.27 31.67 1997-04-20 18.27 11.23 13.04 14.64 16.22 19.57 25.95 35.66 1997-04-21 18.58 9.59 13.45 15.06 16.57 19.57 26.94 32.85 1997-04-22 17.56 9.85 12.89 15.36 17.53 19.65 26.52 33.60 1997-04-23 14.80 10.77 12.90 15.48 17.52 20.91 26.37 33.29 1997-04-24 15.04 11.38 13.34 15.27 18.17 21.96 26.96 32.65 1997-04-25 13.68 12.19 13.09 15.75 18.13 22.14 27.26 32.38 1997-04-26 11.20 11.20 13.28 15.54 18.33 22.21 27.57 31.70 1997-04-27 13.22 11.42 13.36 16.02 18.09 21.80 27.94 31.10 1997-04-28 15.79 11.47 13.14 15.54 18.07 22.09 27.99 36.18 1997-04-29 15.23 11.88 12.99 16.05 18.59 22.93 27.71 36.23 1997-04-30 16.24 12.48 13.25 16.19 18.22 24.80 27.01 36.44 1997-05-01 19.40 11.56 13.10 15.86 18.80 24.83 27.65 36.58 1997-05-02 19.29 10.29 13.10 16.12 19.04 23.97 27.35 36.61 1997-05-03 19.28 10.28 13.14 15.90 19.20 25.08 28.72 36.43 1997-05-04 18.69 11.45 13.04 16.01 18.75 25.35 30.17 36.22 1997-05-05 18.64 11.47 13.60 16.12 18.45 24.77 29.82 36.10 1997-05-06 15.29 12.79 13.75 16.25 18.20 25.07 29.98 36.02 1997-05-07 15.25 12.98 13.43 16.17 21.24 25.07 30.15 36.25 1997-05-08 11.77 11.77 13.74 16.29 21.20 25.17 29.30 36.29 1997-05-09 15.29 11.83 14.72 16.55 22.40 25.27 29.42 36.44 1997-05-10 11.89 11.89 13.86 17.41 24.14 25.41 29.73 37.19 1997-05-11 14.53 12.67 15.16 18.36 24.52 25.69 29.35 41.37 1997-05-12 14.92 13.78 15.08 18.58 23.60 25.73 29.39 40.96 1997-05-13 18.50 13.46 16.00 18.32 23.51 26.14 29.64 40.44 1997-05-14 17.98 12.27 15.96 17.99 23.00 25.36 29.47 40.20 1997-05-15 21.72 12.92 15.85 17.94 21.48 25.08 29.77 40.40 1997-05-16 22.54 13.12 15.45 17.74 22.41 24.74 29.18 40.60 1997-05-17 22.34 11.60 15.42 18.19 21.69 24.46 29.57 40.78 1997-05-18 22.08 12.52 15.21 18.85 21.40 25.03 28.80 41.20 1997-05-19 22.05 10.76 15.08 18.39 22.34 25.64 29.59 41.56 1997-05-20 21.48 10.52 15.15 18.64 22.45 26.39 28.98 41.22 1997-05-21 20.72 11.98 15.08 18.82 22.03 26.56 30.47 41.44 1997-05-22 20.97 13.37 14.86 18.81 23.09 26.40 31.00 41.20 1997-05-23 21.28 13.54 15.72 18.48 22.99 26.25 29.57 41.02 1997-05-24 21.67 13.46 16.33 18.56 23.24 25.85 30.02 40.48 1997-05-25 22.23 14.24 16.62 18.92 23.64 26.00 28.23 46.82 1997-05-26 22.26 13.34 17.30 19.72 23.57 26.34 28.93 46.56 1997-05-27 22.14 15.25 16.77 20.02 23.86 26.90 28.92 45.68 1997-05-28 22.69 12.97 17.34 20.68 23.56 26.72 30.48 45.21 1997-05-29 21.93 13.30 17.96 20.55 24.80 26.76 33.94 38.89 1997-05-30 21.36 16.16 18.65 21.31 25.36 26.66 34.06 41.82 1997-05-31 21.57 17.10 17.92 22.38 25.34 26.46 33.82 46.47 1997-06-01 21.43 17.54 18.55 22.45 24.83 26.30 33.92 38.97 1997-06-02 21.04 17.50 19.56 22.14 24.64 26.11 33.19 38.61 1997-06-03 22.34 17.55 18.18 21.86 24.36 27.12 32.00 44.59 1997-06-04 22.86 17.44 19.21 22.56 24.05 27.23 31.59 44.46 1997-06-05 23.27 16.35 19.36 22.38 24.83 27.46 32.68 44.43 1997-06-06 23.53 15.68 19.73 23.07 25.30 28.73 32.71 44.68 1997-06-07 25.05 17.51 19.79 22.14 25.38 28.68 35.50 39.14 1997-06-08 25.28 15.79 18.68 23.00 25.50 29.07 35.46 45.44 1997-06-09 25.80 15.48 18.98 23.07 25.77 28.66 35.65 44.80 1997-06-10 26.61 18.30 19.29 21.97 26.17 28.98 36.73 44.31 1997-06-11 27.36 13.74 19.53 22.71 26.73 29.05 33.89 37.37 1997-06-12 27.11 11.67 20.83 24.22 27.29 29.08 33.65 37.15 1997-06-13 27.37 11.99 22.21 24.83 27.47 28.46 33.35 36.74 1997-06-14 28.43 11.66 21.75 24.66 27.82 29.69 33.17 43.43 1997-06-15 29.78 11.64 20.96 23.18 27.30 29.56 33.03 43.33 1997-06-16 30.41 11.33 20.96 23.68 27.91 30.20 33.72 49.77 1997-06-17 29.93 15.75 20.94 23.53 27.63 31.19 35.68 44.35 1997-06-18 30.21 17.75 21.59 24.77 28.33 31.27 36.66 43.86 1997-06-19 29.77 19.94 21.66 25.48 29.34 31.97 35.17 42.00 1997-06-20 23.97 18.59 21.48 25.30 28.94 32.76 36.80 41.35 1997-06-21 23.82 12.39 21.96 25.98 29.26 33.16 37.16 47.04 1997-06-22 24.22 12.20 21.60 26.46 28.81 33.18 39.11 47.32 1997-06-23 24.18 6.07 23.30 25.29 29.36 32.94 38.86 47.28 1997-06-24 24.67 1.51 21.19 25.70 28.69 32.94 41.75 47.23 1997-06-25 29.63 7.75 21.43 25.27 28.59 32.64 41.87 47.34 1997-06-26 29.68 7.50 21.47 25.23 28.75 32.37 42.21 44.42 1997-06-27 29.53 13.66 20.74 25.23 29.55 32.39 40.91 47.21 1997-06-28 26.54 11.45 21.99 25.95 28.71 32.81 39.77 47.18 1997-06-29 26.01 14.32 19.87 27.24 30.32 33.09 38.16 47.39 1997-06-30 21.71 17.10 21.32 26.24 29.51 34.49 37.40 48.07 1997-07-01 21.34 14.78 19.92 26.16 31.59 35.17 39.35 47.15 1997-07-02 21.24 16.71 19.92 26.46 31.63 34.57 39.53 47.36 1997-07-03 28.99 15.47 22.53 27.29 30.36 33.71 40.65 47.42 1997-07-04 29.12 14.61 25.32 28.06 29.85 33.31 39.73 46.87 1997-07-05 32.89 13.80 24.03 27.72 31.62 34.75 39.82 46.47 1997-07-06 32.92 16.71 21.55 26.92 31.51 35.04 40.51 46.48 1997-07-07 27.39 18.10 21.96 27.07 31.02 34.74 44.11 47.38 1997-07-08 28.94 15.52 23.44 26.65 31.66 37.48 45.56 52.44 1997-07-09 28.80 15.64 22.67 25.83 30.66 38.74 47.04 52.82 1997-07-10 29.04 12.62 22.77 27.64 31.87 38.39 46.09 53.04 1997-07-11 28.99 8.67 21.16 27.24 32.15 38.71 44.05 52.47 1997-07-12 34.30 5.14 20.81 27.44 31.74 36.77 40.89 51.99 1997-07-13 27.46 8.20 21.23 27.25 31.49 36.53 42.14 48.87 1997-07-14 26.86 11.46 23.35 27.65 31.13 35.56 40.03 48.63 1997-07-15 26.36 14.91 23.17 27.04 30.88 35.56 39.25 48.15 1997-07-16 32.26 14.40 24.57 29.34 31.30 34.58 39.40 47.76 1997-07-17 31.96 14.88 24.12 29.73 32.29 36.48 41.44 47.69 1997-07-18 32.39 15.30 25.47 30.26 32.53 35.84 41.64 47.67 1997-07-19 32.63 15.94 25.33 30.56 33.63 37.14 42.20 47.84 1997-07-20 32.56 15.12 26.60 30.24 34.43 37.68 42.67 48.01 1997-07-21 26.82 19.51 26.20 30.21 33.70 37.87 43.44 51.09 1997-07-22 27.46 22.28 23.53 30.85 33.71 39.50 44.45 50.64 1997-07-23 27.08 22.87 23.51 30.27 33.83 38.94 45.65 48.02 1997-07-24 27.59 16.38 24.11 30.19 34.33 38.10 45.51 49.62 1997-07-25 27.69 8.99 26.63 30.78 34.07 38.23 43.78 49.62 1997-07-26 32.22 14.22 27.18 31.14 34.43 38.41 44.12 49.47 1997-07-27 31.61 13.35 27.56 31.42 34.83 37.80 43.27 49.06 1997-07-28 35.83 12.82 27.44 30.81 34.80 39.46 43.04 48.72 1997-07-29 39.65 23.18 26.59 31.79 34.63 39.63 45.46 49.86 1997-07-30 39.99 23.00 27.20 31.99 35.17 39.89 46.79 49.71 1997-07-31 40.26 22.03 26.28 31.98 35.13 41.45 46.66 49.50 1997-08-01 41.29 18.29 27.46 31.27 35.36 41.60 47.30 49.15 1997-08-02 36.66 19.00 27.76 31.81 36.34 43.56 47.90 52.93 1997-08-03 32.69 18.88 26.72 31.95 34.83 41.50 48.09 52.48 1997-08-04 33.82 13.67 26.46 32.30 36.49 42.07 48.04 52.29 1997-08-05 28.97 18.21 24.49 29.81 36.71 42.63 46.77 57.38 1997-08-06 28.57 15.66 23.55 29.91 36.78 42.22 46.96 56.74 1997-08-07 29.25 14.86 26.57 29.60 35.20 41.20 47.71 52.50 1997-08-08 29.20 11.93 26.52 29.44 35.11 39.86 47.55 52.36 1997-08-09 32.67 13.91 25.44 31.22 34.48 38.67 47.51 51.39 1997-08-10 29.21 15.25 25.53 30.14 33.50 38.68 47.38 51.61 1997-08-11 25.55 9.44 23.75 30.33 32.85 38.78 47.17 51.70 1997-08-12 24.92 7.93 24.61 29.75 33.22 40.63 47.16 49.99 1997-08-13 24.56 8.57 24.46 29.84 35.24 40.57 47.43 51.23 1997-08-14 19.26 8.99 23.18 31.79 34.16 41.59 48.53 52.15 1997-08-15 26.21 13.52 24.10 31.96 34.65 41.70 48.60 55.88 1997-08-16 29.16 17.74 24.38 32.11 34.96 41.39 49.81 55.92 1997-08-17 25.40 17.21 23.52 31.44 35.04 42.05 49.43 55.71 1997-08-18 25.40 17.05 27.25 31.21 35.89 40.99 49.48 55.50 1997-08-19 25.96 22.37 26.08 31.38 35.48 40.87 49.50 55.37 1997-08-20 22.22 21.69 24.19 31.70 35.37 41.39 49.70 54.88 1997-08-21 22.41 16.84 25.62 31.89 35.33 41.77 49.41 54.52 1997-08-22 29.69 11.95 29.57 31.69 36.46 40.69 49.86 51.61 1997-08-23 29.62 7.99 29.46 31.91 35.52 40.71 48.19 51.35 1997-08-24 32.87 7.72 28.97 31.60 35.22 40.92 47.92 51.27 1997-08-25 36.12 8.31 28.98 32.21 35.74 40.73 47.81 51.23 1997-08-26 39.40 9.28 29.98 32.37 34.88 40.60 48.44 55.09 1997-08-27 39.73 19.99 28.45 32.51 35.18 39.85 49.07 54.90 1997-08-28 40.23 20.63 29.75 32.94 37.17 40.25 48.76 54.76 1997-08-29 40.65 22.75 31.34 32.94 36.13 41.63 48.75 54.79 1997-08-30 40.43 22.91 31.31 34.11 37.68 44.34 49.83 54.71 1997-08-31 40.34 22.65 31.05 33.04 38.52 45.36 50.26 54.66 1997-09-01 39.91 25.44 28.57 32.92 38.80 44.44 50.36 55.13 1997-09-02 42.71 24.07 30.05 33.24 38.87 44.63 50.25 55.20 1997-09-03 42.28 23.97 30.38 34.10 38.02 44.58 50.02 59.96 1997-09-04 39.32 24.04 28.10 33.69 37.90 43.77 50.06 54.89 1997-09-05 36.25 26.62 28.47 33.16 37.44 42.58 49.65 54.47 1997-09-06 36.12 25.11 30.47 32.28 36.82 43.31 49.60 53.91 1997-09-07 35.64 23.92 28.17 32.37 36.22 43.34 49.52 53.45 1997-09-08 32.43 23.87 28.49 32.45 37.20 41.83 49.61 52.73 1997-09-09 32.54 23.16 28.65 33.94 37.65 41.99 49.46 56.64 1997-09-10 32.58 22.56 28.96 33.01 37.47 42.16 49.27 55.82 1997-09-11 30.92 26.00 28.20 32.87 38.08 40.78 49.51 55.12 1997-09-12 29.57 26.64 28.24 32.81 37.31 39.74 49.73 54.27 1997-09-13 30.88 26.27 28.62 33.51 36.65 39.69 49.67 53.86 1997-09-14 32.06 25.47 29.90 33.33 36.51 39.74 49.96 53.65 1997-09-15 33.41 24.99 30.41 33.90 36.07 41.22 48.80 53.42 1997-09-16 33.51 24.57 29.83 33.54 36.70 41.37 48.56 53.36 1997-09-17 33.83 23.37 30.89 34.26 36.60 42.28 48.65 52.95 1997-09-18 33.99 22.54 30.92 33.82 37.39 42.67 48.26 52.72 1997-09-19 33.98 21.79 28.72 33.47 37.24 41.72 47.94 52.16 1997-09-20 33.94 21.46 28.67 33.00 37.07 41.47 47.61 51.81 1997-09-21 33.93 20.72 28.52 32.93 38.08 41.53 47.13 51.30 1997-09-22 33.72 20.50 29.11 31.22 36.90 41.37 46.83 50.87 1997-09-23 33.46 20.45 26.91 31.56 37.11 41.21 47.11 50.58 1997-09-24 33.32 20.02 28.35 30.48 36.26 40.69 46.84 50.24 1997-09-25 33.19 19.86 26.99 30.80 36.74 39.13 47.06 50.25 1997-09-26 33.05 20.16 26.77 31.35 36.19 39.87 46.97 50.55 1997-09-27 33.08 19.93 26.86 32.03 35.34 39.71 46.88 50.47 1997-09-28 33.39 19.59 25.83 32.51 34.53 39.53 46.92 50.57 1997-09-29 33.75 19.70 26.64 31.16 33.97 39.10 46.87 50.47 1997-09-30 33.83 19.10 27.63 31.39 34.32 39.15 44.57 50.28 1997-10-01 34.05 18.62 27.54 30.18 33.76 37.77 44.22 47.96 1997-10-02 34.24 17.83 27.37 29.83 33.80 36.49 42.75 47.93 1997-10-03 34.29 16.68 27.10 30.13 32.68 35.83 42.60 47.57 1997-10-04 34.23 14.87 27.11 29.89 32.51 35.81 42.88 47.39 1997-10-05 34.30 14.88 27.34 29.83 31.88 35.75 42.77 47.41 1997-10-06 34.19 14.87 26.95 30.30 32.03 35.11 42.26 49.67 1997-10-07 33.88 15.24 26.76 30.09 31.54 34.96 40.32 49.63 1997-10-08 33.59 15.21 27.13 29.68 31.02 34.79 40.33 49.37 1997-10-09 33.80 15.18 27.56 29.48 30.73 33.65 38.72 48.96 1997-10-10 34.02 15.21 27.72 29.38 30.98 32.69 38.12 48.62 1997-10-11 34.10 15.35 27.94 28.81 30.87 31.67 37.89 48.78 1997-10-12 34.25 15.72 26.75 28.56 30.37 33.06 37.43 48.25 1997-10-13 34.26 16.04 26.56 28.27 30.12 33.17 36.94 47.38 1997-10-14 33.70 16.09 26.32 28.28 29.98 32.73 37.11 46.36 1997-10-15 32.93 16.18 25.95 28.36 29.73 32.20 36.87 45.28 1997-10-16 32.29 16.21 25.39 28.25 29.91 32.42 36.35 45.10 1997-10-17 31.73 16.23 25.30 27.90 29.27 32.40 36.03 45.12 1997-10-18 30.91 16.26 25.08 28.09 29.55 32.14 36.02 44.92 1997-10-19 29.57 16.27 23.97 27.65 28.96 32.02 36.24 44.88 1997-10-20 28.66 16.51 23.68 26.90 28.61 31.82 36.41 44.74 1997-10-21 27.95 16.72 23.25 26.86 28.22 31.71 36.68 44.76 1997-10-22 27.15 16.71 22.96 26.46 28.22 31.29 36.06 44.22 1997-10-23 26.98 16.80 22.75 26.24 28.11 30.91 35.33 44.25 1997-10-24 27.55 17.09 22.29 25.97 27.57 30.59 33.85 44.41 1997-10-25 27.87 17.14 21.78 25.71 27.63 29.34 32.82 44.38 1997-10-26 28.21 16.89 21.58 25.18 27.61 29.62 32.84 43.99 1997-10-27 28.37 17.17 21.31 25.17 26.92 29.05 32.47 43.50 1997-10-28 28.12 17.15 20.98 24.61 26.69 28.65 32.24 43.09 1997-10-29 28.01 16.93 20.84 24.22 26.36 28.60 33.06 40.00 1997-10-30 27.45 16.68 21.59 24.52 25.86 28.82 31.93 36.95 1997-10-31 27.18 16.34 20.93 24.05 25.92 27.84 31.45 36.39 1997-11-01 27.25 15.69 20.99 23.62 25.51 27.53 31.38 39.07 1997-11-02 28.22 15.26 20.64 23.27 24.96 27.92 30.97 39.42 1997-11-03 28.19 14.85 19.93 22.66 24.72 27.35 30.80 39.48 1997-11-04 28.93 14.47 19.82 21.59 24.17 26.75 30.20 36.80 1997-11-05 28.57 14.38 19.38 21.30 23.76 26.99 29.72 33.76 1997-11-06 27.98 14.12 18.75 21.14 23.68 26.69 29.54 32.95 1997-11-07 26.58 13.36 18.08 21.13 23.25 25.95 29.38 32.02 1997-11-08 25.59 12.75 17.73 20.90 23.05 25.27 28.58 30.88 1997-11-09 24.39 12.19 17.66 21.01 22.88 24.82 27.99 32.45 1997-11-10 23.61 11.82 17.30 21.12 22.79 24.78 28.30 32.50 1997-11-11 23.05 11.62 16.42 20.75 22.91 24.65 28.08 30.69 1997-11-12 22.45 11.56 15.24 20.48 22.02 24.42 27.93 29.80 1997-11-13 22.39 10.72 16.50 20.46 21.90 24.63 27.75 29.27 1997-11-14 22.15 8.70 15.08 19.30 21.38 24.32 27.79 28.53 1997-11-15 22.32 6.67 14.72 19.00 21.50 23.85 27.49 29.40 1997-11-16 22.45 6.79 14.17 18.26 21.55 23.74 27.54 28.96 1997-11-17 22.60 7.07 13.69 18.43 21.03 23.46 27.54 29.08 1997-11-18 22.18 4.40 13.79 17.87 20.64 23.13 27.05 28.89 1997-11-19 20.48 4.23 13.08 17.43 20.83 22.26 26.89 28.53 1997-11-20 18.64 4.12 11.48 16.71 20.24 22.70 26.45 28.58 1997-11-21 16.29 4.03 9.42 16.39 19.91 22.32 26.29 28.50 1997-11-22 13.87 3.77 8.59 15.80 19.22 21.82 25.27 28.02 1997-11-23 12.08 4.13 7.30 14.88 18.39 21.40 24.49 27.56 1997-11-24 11.32 4.41 7.69 12.71 17.37 21.43 24.58 27.41 1997-11-25 9.63 5.10 7.53 12.41 17.18 21.12 23.99 27.48 1997-11-26 8.15 3.75 7.38 11.45 17.01 20.87 23.94 26.97 1997-11-27 6.75 3.70 6.81 10.67 16.19 19.96 23.92 26.43 1997-11-28 5.00 4.00 6.66 9.85 15.44 20.75 23.77 25.94 1997-11-29 4.07 3.81 5.39 9.84 14.43 20.16 23.47 25.79 1997-11-30 4.03 3.86 4.93 9.34 14.18 19.22 22.76 25.69 1997-12-01 4.32 3.13 4.46 8.75 13.49 18.28 22.76 25.74 1997-12-02 4.47 0.94 3.75 8.73 14.30 18.02 22.46 26.02 1997-12-03 4.79 0.85 3.56 7.77 12.88 18.24 21.52 26.35 1997-12-04 4.06 0.49 3.97 7.50 11.30 18.16 21.30 26.16 1997-12-05 3.78 0.68 3.75 6.13 9.50 17.79 21.52 25.70 1997-12-06 3.57 0.98 3.57 5.74 10.16 17.15 22.72 25.63 1997-12-07 3.58 1.12 3.55 5.59 9.43 16.78 20.89 25.40 1997-12-08 3.24 1.16 3.24 5.24 8.63 16.73 20.54 24.66 1997-12-09 3.67 1.27 3.28 5.12 9.62 16.20 21.67 24.18 1997-12-10 3.96 1.39 2.82 5.45 7.83 15.27 21.02 23.81 1997-12-11 3.16 0.92 2.40 4.83 9.11 15.23 19.92 23.54 1997-12-12 2.48 1.35 2.47 4.61 8.19 14.03 18.01 23.58 1997-12-13 2.15 1.49 2.76 5.18 7.35 13.19 18.20 23.94 1997-12-14 1.48 1.48 2.43 4.24 6.12 12.11 18.85 23.51 1997-12-15 0.55 0.55 2.85 4.07 7.46 12.63 18.51 23.14 1997-12-16 0.53 0.53 2.01 4.01 6.11 12.09 16.01 22.57 1997-12-17 0.42 0.42 1.53 3.90 5.60 10.23 15.89 22.77 1997-12-18 0.31 0.18 1.51 3.76 5.59 10.99 15.62 23.68 1997-12-19 0.45 0.15 1.40 3.41 5.72 8.87 16.04 23.78 1997-12-20 0.54 0.13 1.29 3.22 4.97 9.40 13.80 25.01 1997-12-21 0.87 0.13 0.90 2.56 5.58 9.00 13.45 25.17 1997-12-22 7.22 0.11 1.10 2.75 7.33 9.57 13.28 27.81 1997-12-23 -9999.0 0.11 0.92 2.13 3.12 9.05 13.03 31.30 1997-12-24 -9999.0 0.11 1.42 2.85 5.08 9.05 14.82 32.92 1997-12-25 7.20 0.10 1.70 2.63 4.91 9.53 13.58 28.04 1997-12-26 7.14 0.19 1.42 2.95 4.43 7.27 11.68 29.33 1997-12-27 7.10 0.23 0.73 2.46 3.44 7.19 11.99 29.34 1997-12-28 6.79 0.65 1.02 2.51 3.50 5.96 9.54 19.18 1997-12-29 0.49 0.41 1.25 1.94 4.49 9.32 15.88 25.30 1997-12-30 0.52 0.52 1.22 2.50 5.60 7.25 13.57 30.86 1997-12-31 0.48 0.28 1.11 2.02 2.50 4.47 9.70 18.01