Year per 100,000 female 1990 1.89856912287315 1992 2.24595077187042 1993 2.91829913798821 1994 3.04815682022657 1996 3.16448435059127 1997 3.08207456081002 1998 3.19710139022048 1999 3.52991114200448 2000 4.26815335309483 2001 3.89573374707066 2002 6.682477931045 2003 5.35825142953332 2004 4.56703998556781 2005 4.17476625677619 2006 4.94152633719151 2007 4.88061176634808 2008 5.25591872762145 2009 5.36717449305953 2010 5.48272450036655 2011 5.51571812214939 2012 6.36209118790704 2015 4.76496888739313 2016 5.21430519399463 2017 5.12364916176482