Year % 1982 8.81974633960747 1983 13.2162359217677 1984 11.1460070912632 1985 9.93217252844568 1986 7.863413728204191 1987 20.8791419509691 1988 10.8570702396143 1989 16.6417776219273 1990 40.496222849232005 1991 30.36305227930504 1992 61.9421995049458 1993 29.86438457667452 1994 28.838786358369255 1995 33.704578501066955 1996 12.693835383847677 1997 58.35794694312984 1998 38.508002748743 1999 39.65196521151548 2000 47.678319219734256 2001 31.674044863473075 2002 35.89735067071822 2003 43.3167886503111 2004 85.92329216918145 2005 68.56818694354205 2006 75.85782297397002 2007 121.38331485179422 2008 192.3553436849508 2009 184.6805034781836 2010 169.61019003888146 2011 156.18001968463423 2012 107.03892355410237 2013 152.41322867772416 2014 160.82015296955308 2015 402.8059663365377 2016 216.4000642951957 2017 168.3907436647303 2018 173.51787491081103 2019 177.3274966305419 2020 224.80255589788763 2021 249.9720981831339 2022 250.68033866761215