| Year | Value | | 2022 | 1,799,784 | | 2021 | 1,766,161 | | 2020 | 1,744,003 | | 2019 | 1,728,516 | | 2018 | 1,713,030 | | 2017 | 1,700,882 | | 2016 | 1,692,935 | | 2015 | 1,688,319 | | 2014 | 1,686,380 | | 2013 | 1,687,524 | | 2012 | 1,692,832 | | 2011 | 1,698,750 | | 2010 | 1,701,495 | | 2009 | 1,699,204 | | 2008 | 1,691,892 | | 2007 | 1,680,591 | | 2006 | 1,666,283 | | 2005 | 1,649,288 | | 2004 | 1,630,089 | | 2003 | 1,610,044 | | 2002 | 1,589,282 | | 2001 | 1,567,049 | | 2000 | 1,542,679 | | 1999 | 1,514,754 | | 1998 | 1,482,778 | | 1997 | 1,448,076 | | 1996 | 1,413,051 | | 1995 | 1,379,544 | | 1994 | 1,350,654 | | 1993 | 1,324,551 | | 1992 | 1,302,329 | | 1991 | 1,281,643 | | 1990 | 1,258,873 | | 1989 | 1,236,816 | | 1988 | 1,216,483 | | 1987 | 1,199,543 | | 1986 | 1,184,310 | | 1985 | 1,171,065 | | 1984 | 1,159,460 | | 1983 | 1,147,715 | | 1982 | 1,134,996 | | 1981 | 1,121,505 | | 1980 | 1,107,351 | | 1979 | 1,089,615 | | 1978 | 1,069,583 | | 1977 | 1,048,666 | | 1976 | 1,024,621 | | 1975 | 998,398 | | 1974 | 971,422 | | 1973 | 944,041 | | 1972 | 915,464 | | 1971 | 886,807 | | 1970 | 857,316 | | 1969 | 829,810 | | 1968 | 805,797 | | 1967 | 783,438 | | 1966 | 762,656 | | 1965 | 742,336 | | 1964 | 721,163 | | 1963 | 699,718 | | 1962 | 680,628 | | 1961 | 665,291 | | 1960 | 653,579 |
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