Year | Value | 2023 | 170,602,911 | 2022 | 168,190,133 | 2021 | 166,189,867 | 2020 | 165,641,653 | 2019 | 167,100,511 | 2018 | 165,307,010 | 2017 | 163,971,527 | 2016 | 162,448,669 | 2015 | 160,644,681 | 2014 | 159,540,139 | 2013 | 158,809,862 | 2012 | 158,452,840 | 2011 | 157,443,452 | 2010 | 157,357,516 | 2009 | 157,377,606 | 2008 | 157,246,174 | 2007 | 155,503,665 | 2006 | 154,154,002 | 2005 | 152,044,690 | 2004 | 150,113,013 | 2003 | 148,886,198 | 2002 | 148,166,550 | 2001 | 147,200,475 | 2000 | 146,165,416 | 1999 | 144,105,404 | 1998 | 142,198,651 | 1997 | 140,577,814 | 1996 | 138,055,157 | 1995 | 135,975,697 | 1994 | 134,076,659 | 1993 | 131,792,391 | 1992 | 130,387,356 | 1991 | 128,277,990 |
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