| Year | Value | | 2022 | 2,040,187 | | 2021 | 2,024,451 | | 2020 | 2,009,661 | | 2019 | 1,994,344 | | 2018 | 1,978,535 | | 2017 | 1,962,529 | | 2016 | 1,946,447 | | 2015 | 1,930,136 | | 2014 | 1,913,785 | | 2013 | 1,897,456 | | 2012 | 1,876,234 | | 2011 | 1,850,477 | | 2010 | 1,826,403 | | 2009 | 1,804,646 | | 2008 | 1,785,189 | | 2007 | 1,769,433 | | 2006 | 1,756,362 | | 2005 | 1,743,825 | | 2004 | 1,731,732 | | 2003 | 1,719,875 | | 2002 | 1,707,695 | | 2001 | 1,695,317 | | 2000 | 1,668,449 | | 1999 | 1,619,171 | | 1998 | 1,572,715 | | 1997 | 1,528,850 | | 1996 | 1,491,730 | | 1995 | 1,459,030 | | 1994 | 1,416,225 | | 1993 | 1,365,683 | | 1992 | 1,308,381 | | 1991 | 1,256,332 | | 1990 | 1,217,197 | | 1989 | 1,183,835 | | 1988 | 1,151,703 | | 1987 | 1,142,031 | | 1986 | 1,139,326 | | 1985 | 1,135,177 | | 1984 | 1,129,472 | | 1983 | 1,122,444 | | 1982 | 1,114,117 | | 1981 | 1,104,646 | | 1980 | 1,094,297 | | 1979 | 1,083,366 | | 1978 | 1,071,643 | | 1977 | 1,059,106 | | 1976 | 1,046,840 | | 1975 | 1,034,538 | | 1974 | 1,021,129 | | 1973 | 1,006,789 | | 1972 | 991,547 | | 1971 | 975,552 | | 1970 | 958,761 | | 1969 | 941,252 | | 1968 | 923,224 | | 1967 | 904,945 | | 1966 | 886,534 | | 1965 | 868,190 | | 1964 | 850,077 | | 1963 | 832,272 | | 1962 | 814,788 | | 1961 | 797,598 | | 1960 | 780,791 |
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