?>
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
196622
196724214
19684
1969
197031
19712231
1972311781675
1973339113121339
19747476144156143
19753654917525
19768227103334116
1977114810211514653
19782626236108499
1979943388188115
1980149145581457210
1981493107720137
1982691911111272253147
19831279106171318188912
198414126101116861931129
1985172481179625612520
198617917161421119204149
19877122155721913
198811371511073161
19897491052522
199025