Year annual % 1990 6.38836082654544 1991 5.9868991341246 1992 9.70793147331844 1993 10.3619466572142 1994 15.6717970379703 1995 6.68150784291885 1996 15.1761803358905 1997 7.11317082800731 1998 8.26955483499275 1999 6.78525613443288 2000 11.2811266523565 2001 11.2037643562035 2002 10.0036016879863 2003 1.27110787199547 2004 2.04025280317994 2005 5.59808158452238 2006 9.40658581294605 2007 9.28643429422758 2008 10.961412407556 2009 6.9454042890454 2010 3.72589849891101 2011 3.81487636243496 2012 11.2603084734349 2013 4.03979089350075 2014 8.23489179866652 2015 3.86457435077661 2016 7.96867201225912 2017 9.91903823647766 2018 4.42848463730921 2019 0.926318636067421 2020 4.63153084470443 2021 1.5343303300027 2022 6.44785295155228 2023 6.41362441033435