Year % 1994 2.5059732230034504 1995 2.3967302838305127 1996 19.713875927650285 1997 37.34580337974672 1998 60.32979721603884 1999 103.40556924556675 2000 277.236433911815 2001 136.0242063979126 2003 10.832297983971392 2004 6.340119914620483 2005 169.42115052021856 2006 123.72470836446581 2007 60.23946970376332 2008 68.11056076514556 2009 19.201891807731297 2010 14.661025375599062 2011 13.109210182417732 2014 13.406405903188649 2015 13.09492153668889 2016 13.357195240057202 2017 20.77213764324653 2018 15.811025175904675 2019 13.158915082687296 2020 15.657923148961997 2021 21.039766884808884 2022 19.23227970544894