Year | Value | 2022 | 61,980,175 | 2021 | 60,443,404 | 2020 | 58,906,550 | 2019 | 57,375,433 | 2018 | 55,882,976 | 2017 | 54,418,849 | 2016 | 52,968,539 | 2015 | 51,560,461 | 2014 | 50,196,354 | 2013 | 48,862,026 | 2012 | 47,540,484 | 2011 | 46,215,601 | 2010 | 44,916,491 | 2009 | 43,667,289 | 2008 | 42,458,192 | 2007 | 41,263,931 | 2006 | 40,093,124 | 2005 | 38,961,005 | 2004 | 37,852,598 | 2003 | 36,760,688 | 2002 | 35,686,336 | 2001 | 34,630,056 | 2000 | 33,605,361 | 1999 | 32,605,500 | 1998 | 31,616,973 | 1997 | 30,643,051 | 1996 | 29,679,084 | 1995 | 28,728,074 | 1994 | 27,785,476 | 1993 | 26,854,459 | 1992 | 25,948,649 | 1991 | 24,887,534 | 1990 | 23,837,617 | 1989 | 22,988,253 | 1988 | 22,133,893 | 1987 | 21,289,284 | 1986 | 20,579,465 | 1985 | 19,987,151 | 1984 | 19,443,213 | 1983 | 18,961,516 | 1982 | 18,452,762 | 1981 | 17,758,243 | 1980 | 17,322,370 | 1979 | 17,227,992 | 1978 | 16,981,139 | 1977 | 16,704,155 | 1976 | 16,393,050 | 1975 | 15,993,930 | 1974 | 15,615,559 | 1973 | 15,220,993 | 1972 | 14,821,612 | 1971 | 14,427,506 | 1970 | 14,033,184 | 1969 | 13,645,730 | 1968 | 13,271,850 | 1967 | 12,910,233 | 1966 | 12,575,209 | 1965 | 12,252,163 | 1964 | 11,927,691 | 1963 | 11,617,939 | 1962 | 11,321,972 | 1961 | 11,039,406 | 1960 | 10,771,242 |
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