| Year | Value | | 2022 | 1,501,661 | | 2021 | 1,486,443 | | 2020 | 1,485,577 | | 2019 | 1,487,938 | | 2018 | 1,495,079 | | 2017 | 1,512,826 | | 2016 | 1,537,363 | | 2015 | 1,560,016 | | 2014 | 1,577,567 | | 2013 | 1,593,602 | | 2012 | 1,611,883 | | 2011 | 1,635,330 | | 2010 | 1,673,851 | | 2009 | 1,709,854 | | 2008 | 1,728,715 | | 2007 | 1,745,156 | | 2006 | 1,763,904 | | 2005 | 1,790,135 | | 2004 | 1,817,338 | | 2003 | 1,835,671 | | 2002 | 1,848,248 | | 2001 | 1,860,532 | | 2000 | 1,873,378 | | 1999 | 1,884,336 | | 1998 | 1,895,768 | | 1997 | 1,907,738 | | 1996 | 1,919,786 | | 1995 | 1,932,061 | | 1994 | 1,944,299 | | 1993 | 1,955,113 | | 1992 | 1,962,236 | | 1991 | 1,962,828 | | 1990 | 1,958,602 | | 1989 | 1,951,020 | | 1988 | 1,935,583 | | 1987 | 1,915,515 | | 1986 | 1,896,342 | | 1985 | 1,878,490 | | 1984 | 1,862,256 | | 1983 | 1,846,650 | | 1982 | 1,831,403 | | 1981 | 1,817,961 | | 1980 | 1,806,888 | | 1979 | 1,798,086 | | 1978 | 1,787,748 | | 1977 | 1,774,382 | | 1976 | 1,760,110 | | 1975 | 1,745,594 | | 1974 | 1,730,945 | | 1973 | 1,715,634 | | 1972 | 1,699,767 | | 1971 | 1,682,148 | | 1970 | 1,662,387 | | 1969 | 1,646,813 | | 1968 | 1,633,661 | | 1967 | 1,617,315 | | 1966 | 1,599,965 | | 1965 | 1,582,652 | | 1964 | 1,565,564 | | 1963 | 1,548,458 | | 1962 | 1,531,852 | | 1961 | 1,513,042 | | 1960 | 1,491,292 |
|