Year	% of total
1994	94.43780821917808
1995	96.25875
1996	96.94367816091953
1997	89.68686746987952
1998	93.17786885245901
1999	91.95707692307693
2000	91.67500000000001
2001	86.96028571428572
2002	85.74308823529412
2003	100.44391304347826
2004	110.01
2005	124.06683333333332
2006	101.54769230769232
2007	106.41490196078432
2008	85.56333333333333
2009	102.20787234042554
2010	96.0754
2011	85.98482758620689
2012	84.39920634920635
2013	82.93061538461538
2014	83.58602941176471
2015	91.39292307692307
2016	92.78621212121212