"Year","Month","Ra"
1944,12,31.2
1945,1,18.5
1945,2,11.8
1945,3,19.7
1945,4,31.6
1945,5,26.6
1945,6,37.3
1945,7,37.4
1945,8,24.6
1945,9,34
1945,10,71.3
1945,11,46.3
1945,12,28.4
1946,1,55.2
1946,2,92
1946,3,87.5
1946,4,81
1946,5,83.5
1946,6,79.6
1946,7,115.1
1946,8,112.7
1946,9,115.7
1946,10,112.7
1946,11,136.2
1946,12,127.4
1947,1,128.2
1947,2,145.5
1947,3,153
1947,4,161
1947,5,224.2
1947,6,166.3
1947,7,166.6
1947,8,216.4
1947,9,195
1947,10,191.7
1947,11,155
1947,12,148.3
1948,1,130.1
1948,2,107.3
1948,3,103.8
1948,4,222.5
1948,5,194.8
1948,6,203.6
1948,7,184.3
1948,8,205
1948,9,174.6
1948,10,166.3
1948,11,129.9
1948,12,177.1
1949,1,153.3
1949,2,228
1949,3,198.8
1949,4,190.7
1949,5,147.4
1949,6,154.5
1949,7,153.6
1949,8,163.7
1949,9,183.7
1949,10,172.2
1949,11,190.9
1949,12,152.1
1950,1,125.8
1950,2,117.4
1950,3,134.6
1950,4,139.5
1950,5,129.8
1950,6,99.3
1950,7,104.7
1950,8,106.8
1950,9,65.4
1950,10,77.1
1950,11,72.8
1950,12,71.2
1951,1,53.8
1951,2,54
1951,3,49
1951,4,89.6
1951,5,91.7
1951,6,85.4
1951,7,58.3
1951,8,55.6
1951,9,85.2
1951,10,50.8
1951,11,56.7
1951,12,42.9
1952,1,38.6
1952,2,21.8
1952,3,23.3
1952,4,27.3
1952,5,22.2
1952,6,36
1952,7,39.4
1952,8,53.2
1952,9,26.1
1952,10,22.5
1952,11,22.5
1952,12,33.5
1953,1,26.6
1953,2,4
1953,3,7.9
1953,4,24.8
1953,5,10.9
1953,6,19.6
1953,7,6.4
1953,8,23.1
1953,9,15.7
1953,10,7.2
1953,11,1.7
1953,12,1.6
1954,1,0.1
1954,2,0.3
1954,3,8
1954,4,0.6
1954,5,0.2
1954,6,0.2
1954,7,2.1
1954,8,8.1
1954,9,0.3
1954,10,4.7
1954,11,8
1954,12,7.7
1955,1,23.3
1955,2,22.6
1955,3,4.7
1955,4,9.7
1955,5,24.7
1955,6,23.4
1955,7,23.2
1955,8,36.8
1955,9,40.7
1955,10,56.5
1955,11,82
1955,12,67.5
1956,1,67.2
1956,2,106.4
1956,3,105.9
1956,4,102.4
1956,5,117.3
1956,6,106
1956,7,117.9
1956,8,155.7
1956,9,159.5
1956,10,139.9
1956,11,173.1
1956,12,159.8
1957,1,129.1
1957,2,107.2
1957,3,133.5
1957,4,161.2
1957,5,151.5
1957,6,181.6
1957,7,160.4
1957,8,139.7
1957,9,207.2
1957,10,229.2
1957,11,191.3
1957,12,227.9
1958,1,199.2
1958,2,141.9
1958,3,187
1958,4,179.7
1958,5,171.9
1958,6,152.1
1958,7,178.2
1958,8,192
1958,9,198.4
1958,10,165.9
1958,11,126.7
1958,12,172.5
1959,1,199.3
1959,2,118.9
1959,3,158.3
1959,4,150.4
1959,5,139.6
1959,6,150.7
1959,7,141.6
1959,8,179.8
1959,9,136.4
1959,10,112.7
1959,11,122.3
1959,12,129.9
1960,1,146.1
1960,2,103.3
1960,3,93
1960,4,110.9
1960,5,104.1
1960,6,99.2
1960,7,107.6
1960,8,120
1960,9,114.8
1960,10,72.7
1960,11,78.8
1960,12,74.8
1961,1,46.3
1961,2,36.5
1961,3,46.3
1961,4,57.7
1961,5,40.9
1961,6,65.3
1961,7,59.8
1961,8,42
1961,9,51.4
1961,10,28.8
1961,11,27.2
1961,12,34
1962,1,29.7
1962,2,41.2
1962,3,34
1962,4,38.7
1962,5,34.8
1962,6,32.5
1962,7,15.6
1962,8,14.8
1962,9,41.4
1962,10,34.8
1962,11,22.6
1962,12,17.6
1963,1,14.7
1963,2,19.1
1963,3,12.8
1963,4,23.9
1963,5,36.8
1963,6,29.4
1963,7,15.7
1963,8,26.7
1963,9,31.2
1963,10,28.4
1963,11,19.2
1963,12,8.2
1964,1,11.6
1964,2,14.4
1964,3,11.1
1964,4,4.8
1964,5,6.8
1964,6,6.1
1964,7,2.2
1964,8,7.8
1964,9,2.1
1964,10,3.7
1964,11,5.3
1964,12,13.4
1965,1,15.6
1965,2,13.3
1965,3,9.1
1965,4,6.4
1965,5,17.7
1965,6,11.4
1965,7,7.7
1965,8,4.5
1965,9,15
1965,10,15.6
1965,11,14.2
1965,12,14.3
1966,1,20.9
1966,2,22.8
1966,3,19.4
1966,4,34.6
1966,5,30.5
1966,6,36.6
1966,7,47.2
1966,8,46.1
1966,9,40.9
1966,10,50.6
1966,11,50
1966,12,64.3
1967,1,101.4
1967,2,85.6
1967,3,105
1967,4,61.9
1967,5,87.2
1967,6,62.3
1967,7,82.4
1967,8,96.7
1967,9,68.5
1967,10,84.2
1967,11,82.6
1967,12,117.2
1968,1,113.5
1968,2,99.2
1968,3,80.6
1968,4,67
1968,5,124.3
1968,6,101.8
1968,7,90.2
1968,8,99.5
1968,9,113
1968,10,99.4
1968,11,79
1968,12,102.4
1969,1,103.5
1969,2,113.3
1969,3,134
1969,4,102.4
1969,5,120.9
1969,6,105.5
1969,7,92.5
1969,8,96.3
1969,9,88.9
1969,10,96.4
1969,11,94.7
1969,12,106.7
1970,1,113.7
1970,2,132.2
1970,3,98.3
1970,4,104.1
1970,5,124.3
1970,6,101.3
1970,7,114
1970,8,98.1
1970,9,106.6
1970,10,98.1
1970,11,107.5
1970,12,90.4
1971,1,90.8
1971,2,77.8
1971,3,61.1
1971,4,74.9
1971,5,54.6
1971,6,44.9
1971,7,83
1971,8,60.2
1971,9,50.3
1971,10,52.3
1971,11,64.9
1971,12,83
1972,1,60.9
1972,2,87
1972,3,80.8
1972,4,62.7
1972,5,75.7
1972,6,81.7
1972,7,74.5
1972,8,73.8
1972,9,66.2
1972,10,63
1972,11,39.4
1972,12,42.3
1973,1,38.8
1973,2,40.5
1973,3,44.9
1973,4,56.4
1973,5,39.5
1973,6,37.9
1973,7,20.8
1973,8,25.5
1973,9,61.3
1973,10,30
1973,11,24.2
1973,12,20.5
1974,1,27.4
1974,2,25.2
1974,3,19.1
1974,4,36.6
1974,5,36.7
1974,6,32.6
1974,7,50
1974,8,32.7
1974,9,39.6
1974,10,48.4
1974,11,21.3
1974,12,18.5
1975,1,16.7
1975,2,11.2
1975,3,10.3
1975,4,4
1975,5,7.3
1975,6,10.3
1975,7,28.5
1975,8,39.1
1975,9,11.9
1975,10,8.1
1975,11,18.8
1975,12,6.6
1976,1,8.3
1976,2,3.8
1976,3,21.1
1976,4,16.9
1976,5,11.2
1976,6,10.9
1976,7,1.4
1976,8,13.7
1976,9,12.8
1976,10,19.1
1976,11,4.3
1976,12,15.5
1977,1,15.5
1977,2,23
1977,3,8
1977,4,10.7
1977,5,16
1977,6,34.4
1977,7,18.3
1977,8,27.6
1977,9,41.9
1977,10,45.5
1977,11,28.4
1977,12,42.8
1978,1,48.8
1978,2,90.9
1978,3,73.9
1978,4,97.5
1978,5,79.6
1978,6,88
1978,7,58.1
1978,8,48.1
1978,9,128.1
1978,10,116
1978,11,92.8
1978,12,121
1979,1,164.4
1979,2,136.8
1979,3,132.5
1979,4,95.8
1979,5,121.8
1979,6,136.4
1979,7,140.5
1979,8,125.1
1979,9,184
1979,10,178.2
1979,11,176.5
1979,12,157.6
1980,1,146.7
1980,2,131
1980,3,111
1980,4,148.7
1980,5,176.5
1980,6,158.8
1980,7,144.7
1980,8,134.5
1980,9,151.4
1980,10,163
1980,11,155.6
1980,12,166.9
1981,1,115.4
1981,2,143.7
1981,3,149.2
1981,4,169.2
1981,5,141.3
1981,6,99
1981,7,154.3
1981,8,170.4
1981,9,174.5
1981,10,157
1981,11,138.8
1981,12,145
1982,1,110.4
1982,2,161
1982,3,155.5
1982,4,121.9
1982,5,82.6
1982,6,113.5
1982,7,103.5
1982,8,110.5
1982,9,117.8
1982,10,90.1
1982,11,93.2
1982,12,121.7
1983,1,82.8
1983,2,53.4
1983,3,60.5
1983,4,74.5
1983,5,97.7
1983,6,93.1
1983,7,82.2
1983,8,69.2
1983,9,47.4
1983,10,52.3
1983,11,30.2
1983,12,32.3
1984,1,54.4
1984,2,81.5
1984,3,83
1984,4,66.5
1984,5,72.1
1984,6,45.2
1984,7,36.2
1984,8,24.5
1984,9,13.6
1984,10,9.8
1984,11,19.4
1984,12,17
1985,1,14.5
1985,2,16.3
1985,3,11.8
1985,4,17.1
1985,5,24
1985,6,22.2
1985,7,30.8
1985,8,10.7
1985,9,3.4
1985,10,16.5
1985,11,16.4
1985,12,10.1
1986,1,2.3
1986,2,23.8
1986,3,12.5
1986,4,13.8
1986,5,11.6
1986,6,0.8
1986,7,17.7
1986,8,7.6
1986,9,3.5
1986,10,19.8
1986,11,14.4
1986,12,5.1
1987,1,9.4
1987,2,3
1987,3,13.3
1987,4,39.4
1987,5,30.7
1987,6,18
1987,7,34.3
1987,8,39
1987,9,34
1987,10,55.8
1987,11,42.5
1987,12,26.7
1988,1,56.8
1988,2,39.1
1988,3,77.5
1988,4,90.9
1988,5,64.7
1988,6,106.4
1988,7,108.7
1988,8,111.2
1988,9,122.2
1988,10,126
1988,11,125.3
1988,12,179.2
1989,1,159.1
1989,2,163.9
1989,3,139.8
1989,4,131.6
1989,5,156.4
1989,6,217.5
1989,7,133.8
1989,8,173.5
1989,9,177.6
1989,10,161
1989,11,172.9
1989,12,161.6
1990,1,177.6
1990,2,134.6
1990,3,145
1990,4,144.3
1990,5,132.5
1990,6,112.8
1990,7,143.2
1990,8,193.5
1990,9,125.6
1990,10,150.1
1990,11,133.6
1990,12,145.9
1991,1,140.7
1991,2,171.8
1991,3,147.7
1991,4,135.7
1991,5,119.4
1991,6,158.3
1991,7,166.3
1991,8,171.9
1991,9,120.7
1991,10,146.1
1991,11,109.9
1991,12,144.2
1992,1,142
1992,2,157
1992,3,105.1
1992,4,97.1
1992,5,68.5
1992,6,69.6
1992,7,84.3
1992,8,67.6
1992,9,66
1992,10,93.3
1992,11,89.1
1992,12,85
1993,1,61.7
1993,2,90.1
1993,3,72.5
1993,4,65.7
1993,5,54.9
1993,6,49.5
1993,7,57.4
1993,8,42.7
1993,9,23.1
1993,10,51.2
1993,11,35.6
1993,12,52
1994,1,59.7
1994,2,40.4
1994,3,36.5
1994,4,17.7
1994,5,19.9
1994,6,27
1994,7,33.8
1994,8,23.5
1994,9,26.3
1994,10,43.7
1994,11,18.6
1994,12,24.7
1995,1,23.9
1995,2,32
1995,3,32.8
1995,4,15.3
1995,5,14.8
1995,6,17
1995,7,14.9
1995,8,15.1
1995,9,12.5
1995,10,20.3
1995,11,10.6
1995,12,10
1996,1,10.9
1996,2,5.9
1996,3,8.3
1996,4,5.4
1996,5,6.3
1996,6,11.6
1996,7,8.1
1996,8,13.2
1996,9,1.8
1996,10,1.2
1996,11,16.1
1996,12,12
1997,1,5.5
1997,2,7.9
1997,3,7.9
1997,4,15.8
1997,5,17.8
1997,6,13.8
1997,7,7.7
1997,8,23.8
1997,9,43.9
1997,10,22.6
1997,11,37.7
1997,12,38.9
1998,1,31.2
1998,2,34.6
1998,3,58
1998,4,48.8
1998,5,54.7
1998,6,60.4
1998,7,66.3
1998,8,88.6
1998,9,92.3
1998,10,48.9
1998,11,68.8
1998,12,86.4
1999,1,59.6
1999,2,67
1999,3,66.6
1999,4,65.2
1999,5,101.6
1999,6,142.1
1999,7,122.9
1999,8,98
1999,9,77.5
1999,10,121.8
1999,11,143
1999,12,86.5
2000,1,93.6
2000,2,113.8
2000,3,148.6
2000,4,134.9
2000,5,115.7
2000,6,139.8
2000,7,175
2000,8,126.8
2000,9,116.5
2000,10,102
2000,11,112
2000,12,101.2
2001,1,102.6
2001,2,87.5
2001,3,126.1
2001,4,120.6
2001,5,101.6
2001,6,148.4
2001,7,86.5
2001,8,117.1
2001,9,173.3
2001,10,139.5
2001,11,124.2
2001,12,151.5
2002,1,120
2002,2,114
2002,3,96
2002,4,125.8
2002,5,129.1
2002,6,86.7
2002,7,108.2
2002,8,117.7
2002,9,126.2
2002,10,103.5
2002,11,98.7
2002,12,87.7
2003,1,85.3
2003,2,51.3
2003,3,66.1
2003,4,64.4
2003,5,55.1
2003,6,78.2
2003,7,83.2
2003,8,75.5
2003,9,51.5
2003,10,70
2003,11,60.9
2003,12,47.6
2004,1,39.4
2004,2,50
2004,3,50.8
2004,4,37.9
2004,5,47.4
2004,6,41.9
2004,7,55.9
2004,8,48.5
2004,9,32.8
2004,10,49.7
2004,11,46.7
2004,12,18.9
2005,1,31.5
2005,2,28.3
2005,3,24.5
2005,4,24.9
2005,5,39.7
2005,6,38.7
2005,7,42.9
2005,8,39.2
2005,9,24.8
2005,10,8.9
2005,11,18.7
2005,12,50.3
2006,1,15.1
2006,2,3
2006,3,9.9
2006,4,32.2
2006,5,22.6
2006,6,14.7
2006,7,13.9
2006,8,13.3
2006,9,14.7
2006,10,9.6
2006,11,21.5
2006,12,13.5
2007,1,19.5
2007,2,11.2
2007,3,3.7
2007,5,12.5
2007,6,12.8
2007,7,10.1
2007,8,6.5
2007,9,2.8
2007,10,0.9
2007,11,1
2007,12,10.6
2008,1,2.3
2008,2,1.6
2008,3,9.8
2008,4,2.2
2008,5,2.5
2008,6,3
2008,7,0.4
2008,8,0.2
2008,9,0.5
2008,10,2.4
2008,11,3.6
2008,12,0.5
2009,1,1.3
2009,2,0.7
2009,3,0.3
2009,4,0.4
2009,5,1.6
2009,6,3.2
2009,7,3.6
2009,8,0
2009,9,4.5
2009,10,4.5
2009,11,3.3
2009,12,10.4
2010,1,13.3
2010,2,19.4
2010,3,15.4
2010,4,7
2010,5,8.4
2010,6,11
2010,7,15.2
2010,8,18.3
2010,9,22.8
2010,10,21
2010,11,20.9
2010,12,13.9
2011,1,17.7
2011,2,29.1
2011,3,48
2011,4,47.3
2011,5,37.3
2011,6,35.2
2011,7,41.5
2011,8,42.4
2011,9,73.8
2011,10,78.9
2011,11,84.6
2011,12,65.8
2012,1,55.8
2012,2,29.2
2012,3,53.1
2012,4,51.4
2012,5,61.8
2012,6,59.7
2012,7,64.2
2012,8,57.7
2012,9,57.7
2012,10,48.3
2012,11,56.7
2012,12,37.4
2013,1,63.8
2013,2,37.8
2013,3,50.6
2013,4,70.6
2013,5,77.4
2013,6,51
2013,7,57
2013,8,60
2013,9,34.6
2013,10,74.5
2013,11,73.9
2013,12,77.8
2014,1,77.4
2014,2,93.9
2014,3,80.9
2014,4,76.9
2014,5,72.3
2014,6,67.2
2014,7,72.5
2014,8,71.2
2014,9,83.2
2014,10,59.5
2014,11,65.7
2014,12,75.7
2015,1,65.9
2015,2,42.4
2015,3,37.4
2015,4,49.1
2015,5,56.3
2015,6,50.2
2015,7,48
2015,8,39.5
2015,9,49.3
2015,10,39.3
2015,11,39.7
2015,12,36.3
2016,1,33.7
2016,2,38.4
2016,3,30.5
2016,4,26.6
2016,5,33.7
2016,6,13.1
2016,7,21.3
2016,8,33
2016,9,27.7
2016,10,22.8
2016,11,14
2016,12,11
2017,1,18.4
2017,2,14.4
2017,3,11.3
2017,4,21.5
2017,5,12.5
2017,6,15
2017,7,11.5
2017,8,22.8
2017,9,34.6
2017,10,10.5
2017,11,4.2
2017,12,4
2018,1,3.1
2018,2,6.8
2018,3,1.1
2018,4,4.7
2018,5,8.4
2018,6,10.2