Year | Value | 2022 | 56,124,592 | 2021 | 55,260,287 | 2020 | 54,357,401 | 2019 | 53,429,404 | 2018 | 52,490,759 | 2017 | 51,515,521 | 2016 | 50,509,730 | 2015 | 49,472,593 | 2014 | 48,398,933 | 2013 | 47,285,316 | 2012 | 46,209,495 | 2011 | 45,169,115 | 2010 | 44,175,744 | 2009 | 43,295,925 | 2008 | 42,466,097 | 2007 | 41,650,626 | 2006 | 40,852,875 | 2005 | 40,071,848 | 2004 | 39,286,378 | 2003 | 38,492,094 | 2002 | 37,686,851 | 2001 | 36,896,146 | 2000 | 36,137,296 | 1999 | 35,385,649 | 1998 | 34,631,866 | 1997 | 33,882,957 | 1996 | 33,146,887 | 1995 | 32,428,106 | 1994 | 31,712,644 | 1993 | 30,993,632 | 1992 | 30,275,771 | 1991 | 29,568,592 | 1990 | 28,850,560 | 1989 | 28,101,692 | 1988 | 27,344,822 | 1987 | 26,596,037 | 1986 | 25,870,376 | 1985 | 25,159,534 | 1984 | 24,461,638 | 1983 | 23,782,260 | 1982 | 23,134,924 | 1981 | 22,529,422 | 1980 | 21,945,248 | 1979 | 21,382,675 | 1978 | 20,854,809 | 1977 | 20,357,206 | 1976 | 19,900,585 | 1975 | 19,475,126 | 1974 | 19,062,669 | 1973 | 18,669,230 | 1972 | 18,285,325 | 1971 | 17,908,053 | 1970 | 17,529,206 | 1969 | 17,141,125 | 1968 | 16,747,910 | 1967 | 16,350,436 | 1966 | 15,952,261 | 1965 | 15,551,395 | 1964 | 15,150,207 | 1963 | 14,754,678 | 1962 | 14,369,226 | 1961 | 13,996,231 | 1960 | 13,636,567 |
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