| Year | Value | | 2022 | 1,005,551 | | 2021 | 1,041,188 | | 2020 | 1,075,204 | | 2019 | 1,106,598 | | 2018 | 1,137,407 | | 2017 | 1,167,112 | | 2016 | 1,195,854 | | 2015 | 1,226,200 | | 2014 | 1,258,985 | | 2013 | 1,291,587 | | 2012 | 1,324,613 | | 2011 | 1,358,266 | | 2010 | 1,393,502 | | 2009 | 1,432,259 | | 2008 | 1,473,922 | | 2007 | 1,517,619 | | 2006 | 1,561,661 | | 2005 | 1,604,189 | | 2004 | 1,645,111 | | 2003 | 1,684,768 | | 2002 | 1,723,790 | | 2001 | 1,761,589 | | 2000 | 1,799,636 | | 1999 | 1,828,925 | | 1998 | 1,858,316 | | 1997 | 1,887,867 | | 1996 | 1,917,515 | | 1995 | 1,947,385 | | 1994 | 1,977,318 | | 1993 | 2,007,405 | | 1992 | 2,037,549 | | 1991 | 2,067,878 | | 1990 | 2,089,320 | | 1989 | 2,060,783 | | 1988 | 2,014,614 | | 1987 | 1,985,256 | | 1986 | 1,954,134 | | 1985 | 1,924,635 | | 1984 | 1,893,194 | | 1983 | 1,861,315 | | 1982 | 1,829,633 | | 1981 | 1,798,543 | | 1980 | 1,769,877 | | 1979 | 1,740,858 | | 1978 | 1,711,648 | | 1977 | 1,681,437 | | 1976 | 1,649,474 | | 1975 | 1,618,163 | | 1974 | 1,585,958 | | 1973 | 1,554,419 | | 1972 | 1,522,477 | | 1971 | 1,489,206 | | 1970 | 1,457,678 | | 1969 | 1,424,962 | | 1968 | 1,386,348 | | 1967 | 1,348,911 | | 1966 | 1,315,273 | | 1965 | 1,282,417 | | 1964 | 1,248,887 | | 1963 | 1,214,693 | | 1962 | 1,180,553 | | 1961 | 1,146,208 | | 1960 | 1,114,818 |
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