年降雨频率表

年降雨量频率计算表表-1,,,,,,,,

年份,年降水量X(mm),序号,Xi大→小（mm）,模比系数Ki,Ki-1,(Ki-1)²,(Ki-1)³,P=(m/n+1)%

1,2,3,4,5,6,7,8,9

1959,1990.7,1,2151.0,1.412,0.412,0.1697,0.0699,2.13

1960,1630.6,2,2131.1,1.4,0.4,0.1600,0.0640,4.26

1961,1779.3,3,2079.2,1.366,0.366,0.1340,0.0490,6.38

1962,2079.2,4,2004.4,1.317,0.317,0.1005,0.0319,8.51

1963,1214.0,5,1990.7,1.308,0.308,0.0949,0.0292,10.64

1964,1442.4,6,1934.7,1.271,0.271,0.0734,0.0199,12.77

1965,1643.2,7,1914.0,1.257,0.257,0.0660,0.0170,14.89

1966,1346.9,8,1872.5,1.23,0.23,0.0529,0.0122,17.02

1967,905.8,9,1779.3,1.169,0.169,0.0286,0.0048,19.15

1968,1267.0,10,1767.7,1.161,0.161,0.0259,0.0042,21.28

1969,1655.3,11,1763.0,1.158,0.158,0.0250,0.0039,23.40

1970,1563.8,12,1730.6,1.137,0.137,0.0188,0.0026,25.53

1971,1398.2,13,1689.0,1.109,0.109,0.0119,0.0013,27.66

1972,1767.7,14,1655.3,1.087,0.087,0.0076,0.0007,29.79

1973,2131.1,15,1643.2,1.079,0.079,0.0062,0.0005,31.91

1974,1226.1,16,1630.6,1.071,0.071,0.0050,0.0004,34.04

1975,1229.1,17,1589.3,1.044,0.044,0.0019,0.0001,36.17

1976,1160.3,18,1578.4,1.037,0.037,0.0014,0.0001,38.30

1977,1310.2,19,1575.9,1.035,0.035,0.0012,0.0000,40.43

1978,1568.3,20,1568.3,1.03,0.03,0.0009,0.0000,42.55

1979,1575.9,21,1563.8,1.027,0.027,0.0007,0.0000,44.68

1980,1306.3,22,1537.0,1.01,0.01,0.0001,0.0000,46.81

1981,1730.6,23,1525.0,1.002,0.002,0.0000,0.0000,48.94

年降雨量频率计算表表-2,,,,,,,,

年份,年降水量X(mm),序号,Xi大→小（mm）,模比系数Ki,Ki-1,(Ki-1)²,(Ki-1)³,P=(m/n+1)%

1,2,3,4,5,6,7,8,9

1982,1525.0,24,1488.2,0.978,-0.022,0.0005,0.0000,51.06

1983,1537.0,25,1483.6,0.974,-0.026,0.0007,0.0000,53.19

1984,1253.0,26,1450.0,0.952,-0.048,0.0023,-0.0001,55.32

1985,1450.0,27,1442.4,0.947,-0.053,0.0028,-0.0001,57.45

1986,1310.0,28,1426.7,0.937,-0.063,0.0040,-0.0003,59.57

1987,1183.0,29,1410.3,0.926,-0.074,0.0055,-0.0004,61.70

1988,1689.0,30,1398.2,0.918,-0.082,0.0067,-0.0006,63.83

1989,1763.0,31,1346.9,0.885,-0.115,0.0132,-0.0015,65.96

1990,2151.0,32,1310.2,0.861,-0.139,0.0193,-0.0027,68.09

1991,1226.8,33,1310.0,0.86,-0.14,0.0196,-0.0027,70.21

1992,1934.7,34,1306.3,0.858,-0.142,0.0202,-0.0029,72.34

1993,1170.6,35,1267.0,0.832,-0.168,0.0282,-0.0047,74.47

1994,1483.6,36,1253.0,0.823,-0.177,0.0313,-0.0055,76.60

1995,1221.0,37,1229.1,0.807,-0.193,0.0372,-0.0072,78.72

1996,1578.4,38,1226.8,0.806,-0.194,0.0376,-0.0073,80.85

1997,1872.5,39,1226.1,0.805,-0.195,0.0380,-0.0074,82.98

1998,1426.7,40,1221.0,0.802,-0.198,0.0392,-0.0078,85.11

1999,1914.0,41,1214.0,0.797,-0.203,0.0412,-0.0084,87.23

2000,2004.4,42,1183.0,0.777,-0.223,0.0497,-0.0111,89.31

2001,1589.3,43,1170.6,0.769,-0.231,0.0534,-0.0123,91.15

2002,1488.2,44,1160.3,0.762,-0.238,0.0566,-0.0135,93.62

2003,928.3,45,928.3,0.61,-0.39,0.1521,-0.0593,95.74

2004,1410.3,46,905.8,0.595,