1990 1992 1994 1996 1998 2000 2002 2004 2006 2008 2010 2012 2014 2016 2018 0 3.30 2.46 4.88 9.16 19.26 25.08 2.30 0.06 0.28 0.12 1.5 0.3 0 0 0 0.00 0.00 0.10 0.50 0.00 0.00 0.00 0.00 0 0 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.24 1.52 5.2 9.4 0.2 10.9 11 28.5 41.10 55.10 27.00 45.82 47.84 43.50 25.60 5.86 4.96 4.16 2.78 0 0 0 0 0.00 0.22 5.04 8.12 15.32 26.93 17.28 28.32 27.58 30.14 35.4 17.5 55.4 30.2 0.00 0.00 0.00 0.00 0.00 0.01 0.10 0.00 0 0 0 0.01 2.7 1.1 0.01 3.36 56.30 21.3411.86 4.38 0.40 0.00 0 0 0 0 19 0 0 0.00 3.00 0.01 5.72 11.32 26.38 41.30 76.44 78.5 78.4 89.1 63.4 62 74.4 0.01 0.20 3.14 6.00 0.92 0.42 0.00 0.00 0.00 0 0 0 0 0 0 0 1.95 1.28 0.38 0.34 0.86 0.28 0.38 0.08 0.01 0 0 0 0 0 0 0.01 0.92 20.86 18.76 6.80 0.88 0.06 0.00 0 0 8.1 61.6 16.7 45.9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.01 0.01 0.3 0.01 0.01 1.4 0 0.00 0.00 0.00 0.00 0.00 0.00 1.00 3.00 - 2 1 9 0 1 2