Year per 100,000 people 1990 3.10085503308917 1991 2.66364043517766 1992 10.6962129660201 1993 22.8059523885519 1994 10.9579741875959 1995 7.35272616267307 1996 8.01908741625418 1997 8.14115454159129 1998 7.97491620856241 1999 5.76777251452828 2000 4.51139913392296 2001 3.63562034137383 2002 2.75155541223689 2003 2.45785251281324 2004 2.08786561908744 2005 2.26579197475244 2006 2.74888107079403 2007 1.83629423025919 2008 1.36525723425916 2009 1.29877154956567 2010 2.37477350269711 2011 1.61853474049943 2020 0.911643224337479