| Year | Rank | Trend | +/- | Quantity |
|---|---|---|---|---|
| 2013 | 24 | 0 | 11,112 | |
| 2012 | 24 | 0 | 11,505 | |
| 2011 | 24 | -3 | 12,306 | |
| 2010 | 21 | 0 | 12,848 | |
| 2009 | 21 | +3 | 12,798 | |
| 2008 | 24 | +4 | 13,013 | |
| 2007 | 28 | 0 | 12,893 | |
| 2006 | 28 | 0 | 12,526 | |
| 2005 | 28 | +4 | 12,747 | |
| 2004 | 32 | -3 | 11,545 | |
| 2003 | 29 | +3 | 12,511 | |
| 2002 | 32 | +6 | 12,051 | |
| 2001 | 38 | +6 | 10,911 | |
| 2000 | 44 | +9 | 8,676 | |
| 1999 | 53 | +1 | 7,368 | |
| 1998 | 54 | +3 | 7,067 | |
| 1997 | 57 | +4 | 6,400 | |
| 1996 | 61 | +4 | 5,896 | |
| 1995 | 65 | +3 | 5,713 | |
| 1994 | 68 | +18 | 5,535 | |
| 1993 | 86 | 0 | 4,372 | |
| 1992 | 86 | -4 | 4,333 | |
| 1991 | 82 | +19 | 4,412 | |
| 1990 | 101 | +9 | 3,693 | |
| 1989 | 110 | -8 | 3,036 | |
| 1988 | 102 | -3 | 3,116 | |
| 1987 | 99 | -4 | 3,075 | |
| 1986 | 95 | -3 | 3,041 | |
| 1985 | 92 | -5 | 3,208 | |
| 1984 | 87 | +2 | 3,319 | |
| 1983 | 89 | -1 | 3,265 | |
| 1982 | 88 | 0 | 3,363 | |
| 1981 | 88 | -3 | 3,375 | |
| 1980 | 85 | +4 | 3,493 | |
| 1979 | 89 | +1 | 3,235 | |
| 1978 | 90 | -3 | 3,131 | |
| 1977 | 87 | -6 | 3,346 | |
| 1976 | 81 | +25 | 3,303 | |
| 1975 | 106 | +12 | 2,429 | |
| 1974 | 118 | +12 | 2,229 | |
| 1973 | 130 | +9 | 1,985 | |
| 1972 | 139 | +33 | 1,918 | |
| 1971 | 172 | +33 | 1,581 | |
| 1970 | 205 | +42 | 1,245 | |
| 1969 | 247 | +24 | 866 | |
| 1968 | 271 | +14 | 733 | |
| 1967 | 285 | +34 | 643 | |
| 1966 | 319 | -18 | 547 | |
| 1965 | 301 | +10 | 623 | |
| 1964 | 311 | +17 | 618 | |
| 1963 | 328 | +1 | 581 | |
| 1962 | 329 | +4 | 572 | |
| 1961 | 333 | +49 | 550 | |
| 1960 | 382 | -12 | 429 | |
| 1959 | 370 | +42 | 450 | |
| 1958 | 412 | -18 | 361 | |
| 1957 | 394 | +18 | 385 | |
| 1956 | 412 | -12 | 342 | |
| 1955 | 400 | +22 | 332 | |
| 1954 | 422 | +1 | 288 | |
| 1953 | 423 | +6 | 275 | |
| 1952 | 429 | +4 | 266 | |
| 1951 | 433 | -15 | 244 | |
| 1950 | 418 | +2 | 258 | |
| 1949 | 420 | +34 | 265 | |
| 1948 | 454 | -18 | 216 | |
| 1947 | 436 | +54 | 237 | |
| 1946 | 490 | -24 | 172 | |
| 1945 | 466 | -27 | 164 | |
| 1944 | 439 | +12 | 193 | |
| 1943 | 451 | -7 | 199 | |
| 1942 | 444 | -34 | 194 | |
| 1941 | 410 | +10 | 206 | |
| 1940 | 420 | +46 | 193 | |
| 1939 | 466 | -24 | 153 | |
| 1938 | 442 | -11 | 170 | |
| 1937 | 431 | -45 | 172 | |
| 1936 | 386 | +29 | 202 | |
| 1935 | 415 | +28 | 177 | |
| 1934 | 443 | -48 | 163 | |
| 1933 | 395 | +18 | 188 | |
| 1932 | 413 | -25 | 184 | |
| 1931 | 388 | -4 | 209 | |
| 1930 | 384 | -9 | 220 | |
| 1929 | 375 | -11 | 237 | |
| 1928 | 364 | +8 | 254 | |
| 1927 | 372 | +56 | 248 | |
| 1926 | 428 | -5 | 201 | |
| 1925 | 423 | -27 | 202 | |
| 1924 | 396 | +19 | 235 | |
| 1923 | 415 | +18 | 209 | |
| 1922 | 433 | -23 | 194 | |
| 1921 | 410 | +10 | 219 | |
| 1920 | 420 | +5 | 201 | |
| 1919 | 425 | -1 | 191 | |
| 1918 | 424 | -14 | 190 | |
| 1917 | 410 | +18 | 190 | |
| 1916 | 428 | -20 | 174 | |
| 1915 | 408 | +10 | 173 | |
| 1914 | 418 | -13 | 131 | |
| 1913 | 405 | +22 | 114 | |
| 1912 | 427 | -7 | 84 | |
| 1911 | 420 | +5 | 47 | |
| 1910 | 425 | -34 | 41 | |
| 1909 | 391 | +18 | 39 | |
| 1908 | 409 | +112 | 34 | |
| 1907 | 521 | +77 | 21 | |
| 1906 | 598 | -201 | 16 | |
| 1905 | 397 | +228 | 29 | |
| 1904 | 625 | -115 | 14 | |
| 1903 | 510 | -80 | 18 | |
| 1902 | 430 | -16 | 23 | |
| 1901 | 414 | +150 | 21 | |
| 1900 | 564 | +29 | 19 | |
| 1899 | 593 | -81 | 12 | |
| 1898 | 512 | +187 | 17 | |
| 1897 | 699 | -211 | 10 | |
| 1896 | 488 | +77 | 18 | |
| 1895 | 565 | -163 | 14 | |
| 1894 | 402 | +66 | 22 | |
| 1893 | 468 | +239 | 16 | |
| 1892 | 707 | -91 | 10 | |
| 1891 | 616 | -120 | 10 | |
| 1890 | 496 | +194 | 15 | |
| 1889 | 690 | -126 | 9 | |
| 1888 | 564 | -167 | 13 | |
| 1887 | 397 | +125 | 18 | |
| 1886 | 522 | +67 | 13 | |
| 1885 | 589 | -201 | 11 | |
| 1884 | 388 | +223 | 21 | |
| 1883 | 611 | -208 | 10 | |
| 1882 | 403 | +20 | 20 | |
| 1881 | 423 | +49 | 17 | |
| 1880 | 472 | 15 |
| Year | Rank | Trend | +/- | Quantity |
|---|---|---|---|---|
| 2013 | ||||
| 2012 | ||||
| 2011 | ||||
| 2010 | ||||
| 2009 | ||||
| 2008 | ||||
| 2007 | ||||
| 2006 | ||||
| 2005 | ||||
| 2004 | ||||
| 2003 | ||||
| 2002 | ||||
| 2001 | 933 | -151 | 238 | |
| 2000 | 782 | +2 | 293 | |
| 1999 | 784 | +44 | 281 | |
| 1998 | 828 | -40 | 257 | |
| 1997 | 788 | +82 | 264 | |
| 1996 | 870 | -19 | 228 | |
| 1995 | 851 | -62 | 230 | |
| 1994 | 789 | +44 | 259 | |
| 1993 | 833 | +14 | 237 | |
| 1992 | 847 | -8 | 235 | |
| 1991 | 839 | +68 | 240 | |
| 1990 | 907 | 212 | ||
| 1989 | ||||
| 1988 | 957 | +14 | 174 | |
| 1987 | 971 | 163 | ||
| 1986 | ||||
| 1985 | ||||
| 1984 | ||||
| 1983 | ||||
| 1982 | ||||
| 1981 | ||||
| 1980 | ||||
| 1979 | ||||
| 1978 | ||||
| 1977 | ||||
| 1976 | ||||
| 1975 | ||||
| 1974 | ||||
| 1973 | ||||
| 1972 | ||||
| 1971 | ||||
| 1970 | ||||
| 1969 | ||||
| 1968 | ||||
| 1967 | ||||
| 1966 | ||||
| 1965 | ||||
| 1964 | ||||
| 1963 | ||||
| 1962 | ||||
| 1961 | ||||
| 1960 | ||||
| 1959 | ||||
| 1958 | ||||
| 1957 | ||||
| 1956 | ||||
| 1955 | ||||
| 1954 | ||||
| 1953 | ||||
| 1952 | ||||
| 1951 | ||||
| 1950 | ||||
| 1949 | ||||
| 1948 | ||||
| 1947 | ||||
| 1946 | ||||
| 1945 | ||||
| 1944 | ||||
| 1943 | ||||
| 1942 | ||||
| 1941 | ||||
| 1940 | ||||
| 1939 | ||||
| 1938 | ||||
| 1937 | ||||
| 1936 | ||||
| 1935 | ||||
| 1934 | ||||
| 1933 | ||||
| 1932 | ||||
| 1931 | ||||
| 1930 | ||||
| 1929 | ||||
| 1928 | ||||
| 1927 | ||||
| 1926 | ||||
| 1925 | ||||
| 1924 | ||||
| 1923 | ||||
| 1922 | ||||
| 1921 | ||||
| 1920 | ||||
| 1919 | ||||
| 1918 | ||||
| 1917 | ||||
| 1916 | ||||
| 1915 | ||||
| 1914 | ||||
| 1913 | ||||
| 1912 | ||||
| 1911 | ||||
| 1910 | ||||
| 1909 | ||||
| 1908 | ||||
| 1907 | ||||
| 1906 | ||||
| 1905 | ||||
| 1904 | ||||
| 1903 | ||||
| 1902 | ||||
| 1901 | ||||
| 1900 | ||||
| 1899 | ||||
| 1898 | ||||
| 1897 | ||||
| 1896 | ||||
| 1895 | ||||
| 1894 | ||||
| 1893 | ||||
| 1892 | ||||
| 1891 | ||||
| 1890 | ||||
| 1889 | ||||
| 1888 | ||||
| 1887 | ||||
| 1886 | ||||
| 1885 | ||||
| 1884 | ||||
| 1883 | ||||
| 1882 | ||||
| 1881 | ||||
| 1880 |
