Year	Per 100 People
1990-01-01	0.000000000000
1997-01-01	0.016389063250
1998-01-01	0.024060420528
1999-01-01	0.117702448210
2000-01-01	0.230103170590
2001-01-01	0.299569144680
2002-01-01	1.022993234400
2003-01-01	1.354197477600
2004-01-01	1.808142203400
2005-01-01	1.901365316100
2006-01-01	2.057196704500
2007-01-01	2.206302237500
2008-01-01	2.354888710900
2009-01-01	2.303280591700
2010-01-01	2.450000000000
2011-01-01	2.672000000000