1980 -999 -999 -999 -999 -999 120.6 192.3 106.5 92.6 202.0 46.4 35.2 1981 114.2 24.4 592.2 255.4 297.4 221.2 151.7 23.8 258.4 266.0 115.7 88.0 1982 63.0 48.6 179.2 42.0 124.5 236.7 315.7 287.2 176.0 37.0 177.4 46.1 1983 176.4 42.9 168.2 298.0 158.0 71.7 96.4 84.7 98.6 255.0 136.1 233.5 1984 69.5 162.7 140.1 205.0 345.3 424.3 182.4 169.5 125.9 135.9 93.6 49.7 1985 113.6 201.8 253.1 237.2 288.3 200.2 154.5 151.9 227.1 267.0 249.2 135.5 1986 100.9 91.5 33.9 245.0 264.8 243.8 294.4 231.5 161.4 264.4 213.7 182.1 1987 22.5 77.2 72.6 183.3 224.1 300.7 286.4 182.2 174.2 55.8 19.6 50.4 1988 73.0 111.7 147.7 255.5 100.6 135.4 238.4 341.3 159.0 253.1 140.9 101.5 1989 211.7 14.2 108.8 323.3 129.3 96.3 129.8 161.2 101.9 179.4 91.6 113.5 1990 175.4 -999 -999 -999 -999 -999 -999 -999 -999 -999 -999 -999