Year	Total
1985	67757000
1986	68986000
1987	71756000
1988	71919000
1989	73222000
1990	71511000
1991	68661000
1992	48950000
1993	53186000
1994	29077000
1995	26308000
1996	28669000
1997	14090000
1998	10833000
1999	18570000
2000	38281000
2001	41783000
2002	43575000
2003	48124000
2004	47484000
2005	51312000
2006	54326000
2007	58887000
2008	59457000
2009	32742000
2010	38118000
2011	53594000
2012	56059000
2013	56115000
2014	60398000
2015	62618000
2016	60112000