Year annual % 1989 72.99645552174724 1990 15.501848385603353 1991 47.6556598595665 1992 97.4338199086854 1993 24.743017813806063 1994 7.873717060425562 1995 10.679005567444506 1996 1.738109736186459 1997 11.546767211743173 1998 4.017918264508495 1999 0.8128504654557815 2000 -2.087983147328117 2001 -1.5251515455206857 2002 4.921187919872992 2003 1.5812524889670811 2004 -1.234661632225496 2005 -1.0622070563594548 2006 0.8807375863752611 2007 3.1329237227215856 2008 7.533283906250546 2009 10.284541002084708 2010 0.5786067232631353 2011 2.965080620839757 2012 7.486051875492336 2013 2.578451092266178 2014 0.10527862325946558 2015 3.335784449021915 2016 0.8712952021763698 2017 2.7485363221938997 2018 5.52248710107466 2019 4.094823155730239 2020 85.54204234002057 2021 150.00071680373662 2022 112.149478998819 2023 168.9484777350599