| Lake Erie |
The Lake Erie water temperature is officially taken at the Buffalo Water Treatment Plant located on Lake Erie at the entrance to the Niagara River. The reading is taken at a depth of 30 feet. This data is unofficial. |
| January | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
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| 1927 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1928 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1929 | 36 | 35 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1930 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1931 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1932 | 40 | 40 | 40 | 40 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 40 | 41 | 41 | 41 | 41 | 41 | 40 | 40 | 40 | 40 | 41 | 41 | 41 | 40 | 39 | 39 | 38 | 39 | 39 | 39 |
| 1933 | 33 | 33 | 33 | 33 | 33 | 33 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 35 | 35 | 36 | 36 | 36 | 36 | 36 | 36 | 36 |
| 1934 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1935 | 33 | 33 | 33 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1936 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1937 | 36 | 36 | 36 | 36 | 36 | 35 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 |
| 1938 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1939 | 34 | 34 | 34 | 34 | 33 | 33 | 34 | 34 | 33 | 36 | 35 | 36 | 36 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1940 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1941 | 38 | 38 | 37 | 37 | 35 | 36 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 33 | 33 | 32 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1942 | 40 | 38 | 38 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1943 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1944 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1945 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1946 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 35 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 1947 | 35 | 35 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 1948 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 34 | 33 | 33 | 33 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 1949 | 35 | 35 | 35 | 35 | 36 | 36 | 35 | 35 | 35 | 36 | 36 | 36 | 35 | 36 | 36 | 36 | 36 | 37 | 36 | 36 | 36 | 36 | 36 | 37 | 37 | 36 | 36 | 36 | 36 | 36 | 33 |
| 1950 | 41 | 40 | 40 | 40 | 40 | 40 | 39 | 39 | 38 | 38 | 37 | 37 | 38 | 38 | 38 | 37 | 37 | 37 | 37 | 36 | 35 | 35 | 36 | 35 | 36 | 37 | 37 | 36 | 36 | 37 | 36 |
| 1951 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 1952 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 34 | 34 | 35 | 36 | 36 | 36 | 34 | 34 | 34 | 34 | 33 | 34 | 34 | 34 | 33 | 33 | 33 |
| 1953 | 37 | 37 | 37 | 37 | 37 | 36 | 35 | 35 | 35 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 35 |
| 1954 | 35 | 35 | 35 | 37 | 39 | 37 | 37 | 37 | 37 | 37 | 36 | 35 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 1955 | 36 | 36 | 36 | 36 | 36 | 36 | 37 | 37 | 38 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 |
| 1956 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 1957 | 37 | 36 | 33 | 34 | 34 | 35 | 34 | 34 | 34 | 34 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1958 | 39 | 37 | 36 | 35 | 35 | 35 | 35 | 34 | 33 | 34 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1959 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1960 | 36 | 34 | 35 | 35 | 35 | 33 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1961 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1962 | 33 | 32 | 32 | 33 | 33 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1963 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1964 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1965 | 36 | 35 | 35 | 35 | 35 | 34 | 34 | 37 | 37 | 36 | 36 | 36 | 36 | 35 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1966 | 37 | 37 | 38 | 36 | 37 | 37 | 38 | 36 | 36 | 35 | 33 | 32 | 32 | 34 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1967 | 34 | 35 | 35 | 35 | 34 | 35 | 35 | 35 | 33 | 32 | 32 | 34 | 34 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 34 | 34 | 34 | 33 | 33 | 33 | 33 |
| 1968 | 35 | 34 | 34 | 34 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1969 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1970 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1971 | 35 | 34 | 34 | 34 | 35 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1972 | 39 | 39 | 38 | 38 | 38 | 36 | 36 | 36 | 36 | 36 | 36 | 37 | 37 | 37 | 35 | 35 | 34 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 33 | 32 | 32 | 32 | 32 | 32 |
| 1973 | 37 | 36 | 36 | 37 | 36 | 35 | 35 | 35 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1974 | 35 | 35 | 35 | 35 | 34 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 34 | 35 | 35 | 36 |
| 1975 | 37 | 37 | 37 | 37 | 36 | 36 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 36 | 35 | 34 | 34 | 33 | 34 | 34 | 32 | 33 | 33 | 32 | 33 | 33 | 33 | 32 | 33 | 33 | 33 |
| 1976 | 38 | 36 | 37 | 36 | 34 | 35 | 34 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1977 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1978 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1979 | 35 | 35 | 34 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1980 | 39 | 39 | 39 | 38 | 37 | 37 | 37 | 35 | 34 | 34 | 34 | 34 | 33 | 34 | 34 | 34 | 34 | 35 | 34 | 34 | 34 | 34 | 35 | 33 | 32 | 33 | 32 | 32 | 32 | 32 | 32 |
| 1981 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1982 | 33 | 32 | 33 | 34 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1983 | 41 | 41 | 41 | 39 | 39 | 40 | 40 | 39 | 39 | 39 | 39 | 38 | 38 | 38 | 39 | 38 | 37 | 37 | 36 | 35 | 34 | 34 | 35 | 35 | 34 | 34 | 34 | 34 | 35 | 35 | 34 |
| 1984 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1985 | 41 | 40 | 39 | 40 | 40 | 39 | 39 | 38 | 37 | 38 | 37 | 35 | 35 | 35 | 35 | 34 | 34 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1986 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1987 | 40 | 39 | 39 | 39 | 39 | 39 | 39 | 37 | 38 | 37 | 37 | 37 | 36 | 37 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 1988 | 38 | 36 | 34 | 36 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1989 | 34 | 37 | 35 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 35 | 33 | 34 | 34 | 35 | 33 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 |
| 1990 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1991 | 39 | 39 | 37 | 37 | 36 | 37 | 37 | 35 | 35 | 36 | 34 | 35 | 34 | 35 | 35 | 35 | 36 | 35 | 34 | 35 | 35 | 33 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1992 | 35 | 34 | 35 | 35 | 38 | 39 | 37 | 34 | 38 | 36 | 35 | 35 | 35 | 35 | 35 | 34 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1993 | 33 | 33 | 34 | 35 | 34 | 34 | 34 | 34 | 33 | 33 | 34 | 34 | 33 | 33 | 33 | 33 | 34 | 35 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 |
| 1994 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1995 | 40 | 39 | 38 | 38 | 37 | 34 | 35 | 34 | 34 | 34 | 33 | 33 | 33 | 34 | 34 | 35 | 36 | 35 | 35 | 36 | 38 | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 33 |
| 1996 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1997 | 35 | 36 | 37 | 37 | 37 | 36 | 35 | 34 | 35 | 34 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 1998 | 36 | 36 | 34 | 36 | 36 | 37 | 37 | 37 | 37 | 36 | 37 | 36 | 37 | 36 | 36 | 36 | 34 | 35 | 36 | 36 | 36 | 35 | 35 | 36 | 35 | 34 | 34 | 35 | 35 | 35 | 34 |
| 1999 | 37 | 36 | 36 | 35 | 33 | 33 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2000 | 36 | 37 | 37 | 36 | 37 | 36 | 36 | 36 | 35 | 38 | 38 | 36 | 37 | 37 | 37 | 37 | 34 | 33 | 34 | 34 | 34 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2001 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2002 | 35 | 36 | 36 | 35 | 34 | 34 | 35 | 34 | 33 | 33 | 34 | 34 | 35 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 35 | 34 | 33 | 34 | 34 | 34 | 33 | 34 | 34 | 35 | 35 |
| 2003 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2004 | 37 | 39 | 39 | 38 | 38 | 37 | 36 | 33 | 35 | 34 | 35 | 33 | 34 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2005 | 35 | 35 | 37 | 37 | 37 | 37 | 35 | 35 | 36 | 37 | 38 | 38 | 38 | 38 | 39 | 38 | 37 | 36 | 35 | 35 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2006 | 34 | 34 | 35 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 36 | 37 | 35 | 36 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 35 | 35 | 35 | 35 | 35 | 35 |
| 2007 | 43 | 43 | 42 | 42 | 42 | 42 | 42 | 42 | 41 | 40 | 40 | 40 | 40 | 42 | 42 | 41 | 40 | 40 | 38 | 38 | 38 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 35 | 35 | 35 |
| 2008 | 37 | 36 | 35 | 35 | 33 | 35 | 36 | 37 | 37 | 37 | 37 | 37 | 36 | 37 | 37 | 37 | 37 | 37 | 36 | 35 | 34 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2009 | 35 | 34 | 34 | 34 | 34 | 33 | 34 | 34 | 34 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2010 | 36 | 36 | 36 | 33 | 34 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2011 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2012 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 40 | 37 | 35 | 33 | 35 | 34 | 36 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 34 | 35 | 34 |
| 2013 | 38 | 37 | 38 | 35 | 34 | 36 | 36 | 36 | 35 | 35 | 36 | 37 | 37 | 37 | 36 | 36 | 37 | 36 | 37 | 36 | 36 | 35 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 33 |
| 2014 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2015 | 37 | 34 | 34 | 36 | 36 | 34 | 34 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2016 | 41 | 41 | 41 | 40 | 39 | 39 | 38 | 38 | 38 | 38 | 36 | 34 | 34 | 34 | 35 | 35 | 34 | 33 | 33 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 |
| 2017 | 34 | 34 | 34 | 34 | 34 | 33 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 34 | 35 | 35 | 35 | 34 |
| 2018 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2019 | 39 | 38 | 39 | 39 | 38 | 38 | 38 | 38 | 37 | 37 | 37 | 37 | 36 | 35 | 35 | 35 | 34 | 34 | 34 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| 2020 | 38 | 37 | 38 | 38 | 38 | 38 | 38 | 38 | 37 | 37 | 36 | 37 | 37 | 38 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 36 | 37 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 35 |
| 2021 | 38 | 38 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 34 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 2022 | 40 | 40 | 39 | 39 | 37 | 39 | 38 | 38 | 36 | 38 | 38 | 36 | 37 | 37 | 36 | 34 | 34 | 34 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 33 | 34 | 32 | 32 | 32 |
| 2023 | 36 | 36 | 36 | 36 | 37 | 37 | 37 | 36 | 37 | 37 | 39 | 39 | 38 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 36 | 37 | 36 | 36 | 36 | 36 |
| 2024 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 42 | 42 | 42 | 40 | 41 | 40 | 40 | 39 | 39 | 39 | 37 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 35 | 35 | 35 | 35 |
| 2025 | 39 | 39 | 39 | 39 | 38 | 36 | 37 | 37 | 36 | 36 | 36 | 35 | 35 | 34 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 |