| Year | Value | | 2022 | 8,903,166 | | 2021 | 8,820,968 | | 2020 | 8,776,125 | | 2019 | 8,729,744 | | 2018 | 8,676,043 | | 2017 | 8,629,295 | | 2016 | 8,582,315 | | 2015 | 8,540,483 | | 2014 | 8,506,166 | | 2013 | 8,478,636 | | 2012 | 8,456,472 | | 2011 | 8,427,926 | | 2010 | 8,390,687 | | 2009 | 8,348,729 | | 2008 | 8,306,815 | | 2007 | 8,274,968 | | 2006 | 8,256,980 | | 2005 | 8,243,829 | | 2004 | 8,224,500 | | 2003 | 8,196,208 | | 2002 | 8,158,484 | | 2001 | 8,107,759 | | 2000 | 8,047,967 | | 1999 | 7,992,115 | | 1998 | 7,940,545 | | 1997 | 7,893,004 | | 1996 | 7,853,637 | | 1995 | 7,818,376 | | 1994 | 7,780,850 | | 1993 | 7,734,785 | | 1992 | 7,681,313 | | 1991 | 7,623,434 | | 1990 | 7,563,158 | | 1989 | 7,510,199 | | 1988 | 7,463,546 | | 1987 | 7,413,320 | | 1986 | 7,363,825 | | 1985 | 7,320,011 | | 1984 | 7,282,604 | | 1983 | 7,250,006 | | 1982 | 7,218,486 | | 1981 | 7,181,305 | | 1980 | 7,127,878 | | 1979 | 7,067,331 | | 1978 | 7,014,285 | | 1977 | 6,966,876 | | 1976 | 6,921,252 | | 1975 | 6,862,741 | | 1974 | 6,798,034 | | 1973 | 6,741,730 | | 1972 | 6,683,124 | | 1971 | 6,613,528 | | 1970 | 6,533,762 | | 1969 | 6,452,548 | | 1968 | 6,378,029 | | 1967 | 6,312,202 | | 1966 | 6,241,888 | | 1965 | 6,162,223 | | 1964 | 6,079,728 | | 1963 | 6,000,473 | | 1962 | 5,921,419 | | 1961 | 5,839,011 | | 1960 | 5,764,100 |
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