| Year | Value | | 2022 | 3,470,118 | | 2021 | 3,558,849 | | 2020 | 3,591,804 | | 2019 | 3,614,847 | | 2018 | 3,633,970 | | 2017 | 3,653,751 | | 2016 | 3,672,802 | | 2015 | 3,691,286 | | 2014 | 3,708,638 | | 2013 | 3,724,821 | | 2012 | 3,741,536 | | 2011 | 3,758,250 | | 2010 | 3,786,331 | | 2009 | 3,799,644 | | 2008 | 3,813,031 | | 2007 | 3,827,397 | | 2006 | 3,840,939 | | 2005 | 3,854,522 | | 2004 | 3,865,190 | | 2003 | 3,873,864 | | 2002 | 3,881,249 | | 2001 | 3,883,138 | | 2000 | 3,887,892 | | 1999 | 3,897,730 | | 1998 | 3,909,021 | | 1997 | 3,921,689 | | 1996 | 3,931,113 | | 1995 | 3,933,705 | | 1994 | 3,988,888 | | 1993 | 3,969,591 | | 1992 | 3,941,352 | | 1991 | 3,913,450 | | 1990 | 3,907,051 | | 1989 | 3,904,193 | | 1988 | 3,899,459 | | 1987 | 3,892,149 | | 1986 | 3,880,679 | | 1985 | 3,864,011 | | 1984 | 3,856,134 | | 1983 | 3,845,225 | | 1982 | 3,830,597 | | 1981 | 3,812,373 | | 1980 | 3,790,609 | | 1979 | 3,776,470 | | 1978 | 3,760,331 | | 1977 | 3,742,356 | | 1976 | 3,722,055 | | 1975 | 3,698,201 | | 1974 | 3,682,446 | | 1973 | 3,665,676 | | 1972 | 3,648,227 | | 1971 | 3,629,211 | | 1970 | 3,609,480 | | 1969 | 3,597,249 | | 1968 | 3,583,765 | | 1967 | 3,568,042 | | 1966 | 3,550,634 | | 1965 | 3,529,484 | | 1964 | 3,517,994 | | 1963 | 3,504,747 | | 1962 | 3,490,225 | | 1961 | 3,475,707 | | 1960 | 3,455,179 |
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