Year | Value | 2022 | 26,435,790 | 2021 | 26,543,419 | 2020 | 26,663,585 | 2019 | 26,792,002 | 2018 | 26,942,252 | 2017 | 27,072,020 | 2016 | 27,133,682 | 2015 | 27,167,710 | 2014 | 27,200,575 | 2013 | 27,215,584 | 2012 | 27,210,170 | 2011 | 27,187,838 | 2010 | 27,133,873 | 2009 | 27,087,297 | 2008 | 27,038,016 | 2007 | 26,975,157 | 2006 | 26,884,230 | 2005 | 26,763,071 | 2004 | 26,618,673 | 2003 | 26,463,261 | 2002 | 26,294,731 | 2001 | 26,098,136 | 2000 | 25,873,735 | 1999 | 25,601,910 | 1998 | 25,284,589 | 1997 | 24,939,732 | 1996 | 24,576,805 | 1995 | 24,203,260 | 1994 | 23,812,522 | 1993 | 23,424,856 | 1992 | 23,045,057 | 1991 | 22,658,321 | 1990 | 22,257,812 | 1989 | 21,855,085 | 1988 | 21,466,693 | 1987 | 21,101,400 | 1986 | 20,777,470 | 1985 | 20,493,943 | 1984 | 20,236,628 | 1983 | 19,984,869 | 1982 | 19,715,292 | 1981 | 19,406,458 | 1980 | 19,040,598 | 1979 | 18,621,302 | 1978 | 18,170,595 | 1977 | 17,703,893 | 1976 | 17,240,059 | 1975 | 16,782,253 | 1974 | 16,322,570 | 1973 | 15,863,297 | 1972 | 15,406,652 | 1971 | 14,960,726 | 1970 | 14,513,141 | 1969 | 14,064,234 | 1968 | 13,611,768 | 1967 | 13,136,835 | 1966 | 12,644,344 | 1965 | 12,155,454 | 1964 | 11,685,199 | 1963 | 11,253,553 | 1962 | 10,882,008 | 1961 | 10,565,235 | 1960 | 10,278,231 |
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