Year | Value | 2022 | 2,969,696 | 2021 | 2,902,187 | 2020 | 2,855,413 | 2019 | 2,833,050 | 2018 | 2,827,734 | 2017 | 2,833,305 | 2016 | 2,852,318 | 2015 | 2,855,262 | 2014 | 2,865,026 | 2013 | 2,998,270 | 2012 | 3,245,686 | 2011 | 3,532,630 | 2010 | 3,808,299 | 2009 | 4,038,887 | 2008 | 4,216,306 | 2007 | 4,337,768 | 2006 | 4,418,636 | 2005 | 4,474,937 | 2004 | 4,510,820 | 2003 | 4,512,118 | 2002 | 4,505,753 | 2001 | 4,448,745 | 2000 | 4,312,431 | 1999 | 4,148,658 | 1998 | 3,957,838 | 1997 | 3,743,720 | 1996 | 3,539,231 | 1995 | 3,348,339 | 1994 | 3,161,681 | 1993 | 3,041,762 | 1992 | 2,959,072 | 1991 | 2,856,305 | 1990 | 2,732,210 | 1989 | 2,626,265 | 1988 | 2,567,941 | 1987 | 2,517,631 | 1986 | 2,465,655 | 1985 | 2,409,973 | 1984 | 2,353,613 | 1983 | 2,300,997 | 1982 | 2,256,097 | 1981 | 2,166,028 | 1980 | 2,071,532 | 1979 | 2,025,234 | 1978 | 1,982,218 | 1977 | 1,936,082 | 1976 | 1,887,902 | 1975 | 1,833,965 | 1974 | 1,771,726 | 1973 | 1,708,333 | 1972 | 1,647,946 | 1971 | 1,592,106 | 1970 | 1,540,060 | 1969 | 1,491,058 | 1968 | 1,424,904 | 1967 | 1,338,604 | 1966 | 1,250,063 | 1965 | 1,158,370 | 1964 | 1,064,487 | 1963 | 992,817 | 1962 | 947,931 | 1961 | 912,123 | 1960 | 886,476 |
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