anno,1h,3h,6h,12h,24h
1954,18.6,44.2,53.4,53.4,91
1955,18,26.6,32.4,36.8,45.8
1956,16.8,34.6,62.2,85.8,105.2
1957,23.8,32,50.2,72.6,82.6
1958,12.6,25.2,30.4,53.6,84.8
1959,14.8,35.2,55.2,nan,148.8
1960,17,27,39,57.6,91.2
1961,12.2,22.4,44.8,80,86.8
1962,14.8,27.6,35.6,58.2,75.8
1963,17.2,28.6,41,63.4,73.6
1964,15.4,24.4,33.8,66.6,95.4
1965,18,33,45,71.8,107.4
1966,20.6,49,89.8,157.8,224.6
1967,19,24.8,29.8,41.6,65.6
1968,15.2,32.6,47.8,75.4,110.2
1969,11.6,15.8,28.2,43.6,73.8
1970,18.2,44,58.6,67,71.4
1971,10.8,18.2,32.2,57.6,96.4
1972,15.4,24.4,29.8,45.8,78.4
1973,31,36.4,41.2,51.6,64.4
1974,nan,nan,nan,nan,nan
1975,16.6,26,41,66.2,68.8
1976,13.2,26.4,40.4,61,90.4
1977,16.2,25.2,30,49.4,66
1978,27,31.4,40.4,67.4,103.8
1979,18.2,31.2,39.4,69,110.8
1980,20.8,34.4,62.6,93,137.2
1981,19.6,36.6,51.8,76.6,136
1982,13.4,25.8,34,49.2,65.2
1983,17.4,42.6,53.8,75.2,75.2
1984,20.6,39.2,53.2,65.2,87
1985,18.8,26.6,52.6,59.8,86.4
1986,13,29,37.8,48.6,88.6
1987,20,36.6,59.6,90.4,125.2
1988,19.8,28.8,42.8,71.4,94
1989,14.8,30,47.6,69,99.8
1990,28.2,38.8,42.6,80.4,122.2
1991,41.6,42,42,63.8,89
1992,20.2,34,56.8,106.4,132.8
1993,16.2,27.8,44,69.4,86.2
1994,27.6,51,59.6,74.4,92.2
1995,16,26.2,28,29.4,42.4
1996,19,24.2,42.8,69.4,100.6
1997,18.6,30.2,30.2,54,82.4
1998,29.4,42,54.8,55.6,72.4
1999,19.4,31,51.8,87.2,106
2000,32.2,48.2,52,74.6,136
2001,19,32.2,42.6,64.2,92.8
2002,21.4,36.4,43.8,69.2,110.8
2003,41.8,45,48,74.6,125.6