Year per 100 people 2000 0.676170533 2001 2.582882582 2002 5.259012621 2003 9.42069895 2004 15.30180613 2005 22.3824649 2006 27.13505815 2007 30.57468496 2008 30.45159833 2009 29.32485954 2010 29.07553449 2011 29.80606017 2012 30.43301099 2013 31.62788166 2014 32.1984678 2015 31.57056871 2016 31.15435436 2017 31.04496255 2018 31.49328769 2019 32.54529174 2020 33.38476685 2021 33.67056889 2022 33.91240097