Year | Value | 2022 | 8,932,638 | 2021 | 8,982,448 | 2020 | 9,089,469 | 2019 | 9,160,656 | 2018 | 9,209,330 | 2017 | 9,281,373 | 2016 | 9,371,187 | 2015 | 9,473,817 | 2014 | 9,590,865 | 2013 | 9,728,205 | 2012 | 9,868,179 | 2011 | 9,968,815 | 2010 | 10,041,047 | 2009 | 10,102,486 | 2008 | 10,120,932 | 2007 | 10,067,486 | 2006 | 9,988,509 | 2005 | 9,925,418 | 2004 | 9,862,593 | 2003 | 9,796,815 | 2002 | 9,722,744 | 2001 | 9,663,982 | 2000 | 9,630,000 | 1999 | 9,619,750 | 1998 | 9,613,419 | 1997 | 9,606,162 | 1996 | 9,598,296 | 1995 | 9,590,975 | 1994 | 9,581,167 | 1993 | 9,567,936 | 1992 | 9,550,559 | 1991 | 9,535,852 | 1990 | 9,580,406 | 1989 | 9,658,018 | 1988 | 9,730,502 | 1987 | 9,797,703 | 1986 | 9,860,687 | 1985 | 9,920,133 | 1984 | 9,972,794 | 1983 | 10,020,407 | 1982 | 10,060,595 | 1981 | 10,089,484 | 1980 | 10,201,721 | 1979 | 10,353,322 | 1978 | 10,496,542 | 1977 | 10,631,094 | 1976 | 10,757,865 | 1975 | 10,881,129 | 1974 | 11,000,753 | 1973 | 11,118,088 | 1972 | 11,232,265 | 1971 | 11,346,103 | 1970 | 11,484,091 | 1969 | 11,668,253 | 1968 | 11,865,098 | 1967 | 12,022,749 | 1966 | 12,186,583 | 1965 | 12,373,341 | 1964 | 12,549,483 | 1963 | 12,735,859 | 1962 | 12,934,262 | 1961 | 13,124,738 | 1960 | 13,227,520 |
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