Year | Value | 2022 | 160,877,230 | 2021 | 160,383,369 | 2020 | 159,900,411 | 2019 | 159,169,769 | 2018 | 158,284,693 | 2017 | 157,294,865 | 2016 | 156,226,676 | 2015 | 155,223,011 | 2014 | 154,336,740 | 2013 | 153,546,709 | 2012 | 152,828,290 | 2011 | 152,125,901 | 2010 | 151,210,251 | 2009 | 150,175,271 | 2008 | 149,238,656 | 2007 | 148,160,276 | 2006 | 146,816,805 | 2005 | 145,294,796 | 2004 | 143,610,072 | 2003 | 141,724,558 | 2002 | 139,682,830 | 2001 | 137,405,667 | 2000 | 134,913,828 | 1999 | 132,224,556 | 1998 | 129,270,230 | 1997 | 126,146,880 | 1996 | 122,989,542 | 1995 | 119,921,927 | 1994 | 117,132,606 | 1993 | 114,684,389 | 1992 | 112,454,219 | 1991 | 110,281,408 | 1990 | 108,007,107 | 1989 | 105,600,635 | 1988 | 103,405,742 | 1987 | 101,243,685 | 1986 | 99,039,939 | 1985 | 96,811,298 | 1984 | 94,622,213 | 1983 | 92,442,860 | 1982 | 90,264,091 | 1981 | 88,102,469 | 1980 | 85,925,194 | 1979 | 83,854,447 | 1978 | 81,857,513 | 1977 | 79,858,038 | 1976 | 77,903,872 | 1975 | 75,958,236 | 1974 | 73,924,858 | 1973 | 71,874,122 | 1972 | 69,747,619 | 1971 | 67,583,413 | 1970 | 65,448,647 | 1969 | 63,301,766 | 1968 | 60,910,504 | 1967 | 58,389,218 | 1966 | 56,075,246 | 1965 | 53,898,392 | 1964 | 51,814,918 | 1963 | 50,115,316 | 1962 | 48,830,581 | 1961 | 47,667,890 | 1960 | 46,638,073 |
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