Year | Value | 2022 | 58,602,120 | 2021 | 62,130,545 | 2020 | 65,079,047 | 2019 | 67,263,629 | 2018 | 68,889,264 | 2017 | 69,771,640 | 2016 | 69,872,822 | 2015 | 69,830,844 | 2014 | 69,702,672 | 2013 | 69,331,766 | 2012 | 68,626,276 | 2011 | 67,776,080 | 2010 | 67,114,976 | 2009 | 66,325,258 | 2008 | 65,437,511 | 2007 | 64,679,216 | 2006 | 64,212,233 | 2005 | 64,172,998 | 2004 | 64,294,606 | 2003 | 64,449,053 | 2002 | 64,857,686 | 2001 | 65,494,445 | 2000 | 66,252,457 | 1999 | 67,299,840 | 1998 | 68,729,313 | 1997 | 70,282,498 | 1996 | 72,110,242 | 1995 | 75,229,345 | 1994 | 79,042,271 | 1993 | 82,181,428 | 1992 | 85,083,753 | 1991 | 87,361,287 | 1990 | 87,399,045 | 1989 | 85,844,076 | 1988 | 84,097,730 | 1987 | 82,556,315 | 1986 | 81,231,912 | 1985 | 79,960,583 | 1984 | 78,896,151 | 1983 | 77,825,548 | 1982 | 76,044,529 | 1981 | 74,399,137 | 1980 | 74,031,357 | 1979 | 74,844,796 | 1978 | 77,054,030 | 1977 | 80,153,131 | 1976 | 83,359,089 | 1975 | 86,585,100 | 1974 | 89,196,575 | 1973 | 90,682,185 | 1972 | 90,723,180 | 1971 | 89,778,541 | 1970 | 88,689,162 | 1969 | 87,586,005 | 1968 | 87,168,461 | 1967 | 86,783,050 | 1966 | 83,299,633 | 1965 | 77,247,408 | 1964 | 71,539,585 | 1963 | 65,999,364 | 1962 | 62,409,339 | 1961 | 63,425,487 | 1960 | 67,569,775 |
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