Year | Value | 2022 | 58,926,266 | 2021 | 57,731,381 | 2020 | 56,487,152 | 2019 | 55,218,055 | 2018 | 53,948,049 | 2017 | 52,685,001 | 2016 | 51,455,456 | 2015 | 50,306,731 | 2014 | 49,208,754 | 2013 | 48,122,697 | 2012 | 47,069,827 | 2011 | 46,019,924 | 2010 | 44,986,168 | 2009 | 44,003,385 | 2008 | 43,058,934 | 2007 | 42,163,714 | 2006 | 41,290,213 | 2005 | 40,379,222 | 2004 | 39,446,385 | 2003 | 38,496,497 | 2002 | 37,512,348 | 2001 | 36,535,287 | 2000 | 35,603,755 | 1999 | 34,650,745 | 1998 | 33,645,281 | 1997 | 32,636,460 | 1996 | 31,642,761 | 1995 | 30,672,151 | 1994 | 29,756,349 | 1993 | 28,903,738 | 1992 | 28,095,166 | 1991 | 27,373,364 | 1990 | 26,733,264 | 1989 | 26,088,013 | 1988 | 25,416,937 | 1987 | 24,722,843 | 1986 | 24,011,106 | 1985 | 23,300,116 | 1984 | 22,585,196 | 1983 | 21,897,682 | 1982 | 21,265,552 | 1981 | 20,725,224 | 1980 | 20,298,852 | 1979 | 19,871,456 | 1978 | 19,376,630 | 1977 | 18,874,455 | 1976 | 18,398,158 | 1975 | 17,913,673 | 1974 | 17,393,479 | 1973 | 16,872,694 | 1972 | 16,385,124 | 1971 | 15,929,573 | 1970 | 15,490,257 | 1969 | 15,032,082 | 1968 | 14,564,456 | 1967 | 14,147,772 | 1966 | 13,789,545 | 1965 | 13,456,624 | 1964 | 13,154,810 | 1963 | 12,877,511 | 1962 | 12,577,035 | 1961 | 12,252,763 | 1960 | 11,940,500 |
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