Year annual % 1991 3.145941361662665 1992 4.7585808455215926 1993 0.3045728741418685 1994 3.1453973953587564 1995 4.478707339837484 1996 2.87831774721235 1997 -1.4711715721825698 1998 -0.5585088510974714 1999 3.0521571416020805 2000 2.8494218578272665 2001 2.7440405176520244 2002 3.872096967042978 2003 2.903955476531152 2004 0.5043182526873267 2005 0.38750720823207985 2006 4.3977196775217635 2007 0.6589176370907666 2008 -1.9795572712329204 2009 -1.7655782860935574 2010 1.3789074138584283 2011 1.1579958712164995 2012 1.2451346286104865 2013 -0.5063257251656523 2014 -1.3443163109322143 2015 4.512771195121232 2016 -0.9036711435420131 2017 0.4534490416219228 2018 -4.640517464563814 2019 5.960494385717993 2020 1.0827896534343324 2021 -3.4749181005598473 2022 -4.877253363415292