| Year | Rank | +/- | Quantity | |
|---|---|---|---|---|
| 2010 | #72 | +1 | 5,510 | |
| 2009 | #73 | +7 | 5,785 | |
| 2008 | #80 | -6 | 5,715 | |
| 2007 | #74 | +6 | 6,242 | |
| 2006 | #80 | -13 | 6,146 | |
| 2005 | #67 | +2 | 6,680 | |
| 2004 | #69 | -4 | 6,499 | |
| 2003 | #65 | +2 | 6,462 | |
| 2002 | #67 | +3 | 6,357 | |
| 2001 | #70 | +3 | 6,079 | |
| 2000 | #73 | -2 | 5,884 | |
| 1999 | #71 | +2 | 5,451 | |
| 1998 | #73 | -3 | 5,351 | |
| 1997 | #70 | 0 | 5,205 | |
| 1996 | #70 | -3 | 5,409 | |
| 1995 | #67 | +7 | 5,594 | |
| 1994 | #74 | -4 | 5,264 | |
| 1993 | #70 | -2 | 5,398 | |
| 1992 | #68 | +5 | 5,530 | |
| 1991 | #73 | -3 | 5,322 | |
| 1990 | #70 | -2 | 5,458 | |
| 1989 | #68 | +9 | 4,943 | |
| 1988 | #77 | +4 | 4,312 | |
| 1987 | #81 | +4 | 3,916 | |
| 1986 | #85 | -7 | 3,711 | |
| 1985 | #78 | 0 | 3,995 | |
| 1984 | #78 | -1 | 3,791 | |
| 1983 | #77 | +6 | 3,667 | |
| 1982 | #83 | +18 | 3,579 | |
| 1981 | #101 | +3 | 2,922 | |
| 1980 | #104 | +3 | 2,903 | |
| 1979 | #107 | +10 | 2,552 | |
| 1978 | #117 | 0 | 2,165 | |
| 1977 | #117 | +18 | 2,289 | |
| 1976 | #135 | +9 | 1,938 | |
| 1975 | #144 | +4 | 1,718 | |
| 1974 | #148 | +32 | 1,658 | |
| 1973 | #180 | +9 | 1,304 | |
| 1972 | #189 | +14 | 1,247 | |
| 1971 | #203 | +18 | 1,197 | |
| 1970 | #221 | +33 | 1,121 | |
| 1969 | #254 | +20 | 827 | |
| 1968 | #274 | -16 | 717 | |
| 1967 | #258 | +39 | 776 | |
| 1966 | #297 | +48 | 620 | |
| 1965 | #345 | +35 | 491 | |
| 1964 | #380 | +42 | 434 | |
| 1963 | #422 | +52 | 361 | |
| 1962 | #474 | +28 | 281 | |
| 1961 | #502 | +5 | 249 | |
| 1960 | #507 | +36 | 246 | |
| 1959 | #543 | -7 | 208 | |
| 1958 | #536 | -8 | 206 | |
| 1957 | #528 | +16 | 217 | |
| 1956 | #544 | +15 | 192 | |
| 1955 | #559 | +4 | 173 | |
| 1954 | #563 | +5 | 169 | |
| 1953 | #568 | +72 | 158 | |
| 1952 | #640 | +48 | 120 | |
| 1951 | #688 | -67 | 103 | |
| 1950 | #621 | +56 | 123 | |
| 1949 | #677 | +44 | 102 | |
| 1948 | #721 | -68 | 87 | |
| 1947 | #653 | +48 | 112 | |
| 1946 | #701 | +64 | 86 | |
| 1945 | #765 | -15 | 65 | |
| 1944 | #750 | +68 | 69 | |
| 1943 | #818 | -94 | 65 | |
| 1942 | #724 | +84 | 79 | |
| 1941 | #808 | +23 | 61 | |
| 1940 | #831 | -53 | 57 | |
| 1939 | #778 | +124 | 61 | |
| 1938 | #902 | -16 | 49 | |
| 1937 | #886 | +45 | 49 | |
| 1936 | #931 | +15 | 44 | |
| 1935 | #946 | 45 | ||
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