Year annual % 1996 8.376163125742963 1997 4.106539115164281 1998 0.833555084364562 1999 6.117845138531635 2000 7.817559144380155 2001 4.964151656518894 2002 6.63406899152956 2003 5.116901870033573 2004 6.627902029427474 2005 8.060013397098558 2006 7.311267580626719 2007 10.176315168656075 2008 6.926214462473482 2009 6.956696695662984 2010 9.044295190381263 2011 11.396274363265732 2012 7.569100477348982 2013 6.978381683262441 2014 7.267311667029674 2015 7.089165711843776 2016 7.291123762096021 2017 7.7715117208492615 2018 7.069826881124541 2019 5.670866758205733 2020 -3.0975310818048456 2021 10.412479054083406 2022 3.3699814277256905