Year	Percent
1994	83.59665
1995	80.25885
1996	84.73793
1997	85.90624
1998	90.89969
1999	89.48496
2000	90.88206
2001	95.01475
2002	98.19368
2003	97.35978
2005	103.44488
2006	101.7197
2007	103.87635
2008	98.68226
2009	93.59488
2010	91.27465
2011	93.08901
2012	92.44883
2013	93.96871
2014	95.94373
2015	100.53628
2016	97.74316