Year | Value | 2022 | 58,940,425 | 2021 | 59,133,173 | 2020 | 59,438,851 | 2019 | 59,729,081 | 2018 | 60,421,760 | 2017 | 60,536,709 | 2016 | 60,627,498 | 2015 | 60,730,582 | 2014 | 60,789,140 | 2013 | 60,233,948 | 2012 | 59,539,717 | 2011 | 59,379,449 | 2010 | 59,277,417 | 2009 | 59,095,365 | 2008 | 58,826,731 | 2007 | 58,438,310 | 2006 | 58,143,979 | 2005 | 57,969,484 | 2004 | 57,685,327 | 2003 | 57,313,203 | 2002 | 57,059,007 | 2001 | 56,974,100 | 2000 | 56,942,108 | 1999 | 56,916,317 | 1998 | 56,906,744 | 1997 | 56,890,372 | 1996 | 56,860,281 | 1995 | 56,844,303 | 1994 | 56,843,400 | 1993 | 56,831,821 | 1992 | 56,797,087 | 1991 | 56,758,521 | 1990 | 56,719,240 | 1989 | 56,671,781 | 1988 | 56,629,288 | 1987 | 56,601,931 | 1986 | 56,596,155 | 1985 | 56,593,071 | 1984 | 56,576,718 | 1983 | 56,564,074 | 1982 | 56,543,548 | 1981 | 56,501,675 | 1980 | 56,433,883 | 1979 | 56,317,749 | 1978 | 56,155,143 | 1977 | 55,955,411 | 1976 | 55,718,260 | 1975 | 55,441,001 | 1974 | 55,110,868 | 1973 | 54,751,406 | 1972 | 54,381,345 | 1971 | 54,073,490 | 1970 | 53,821,850 | 1969 | 53,537,950 | 1968 | 53,235,750 | 1967 | 52,900,500 | 1966 | 52,519,000 | 1965 | 52,112,350 | 1964 | 51,675,350 | 1963 | 51,252,000 | 1962 | 50,879,450 | 1961 | 50,536,350 | 1960 | 50,199,700 |
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