Year annual % 1990 5.43312495060673 1991 3.8880061610584 1992 6.04138227637534 1993 4.80313298735663 1994 5.27098234276015 1995 13.5978068425104 1996 2.64101112214834 1997 2.23690735679089 1998 1.96567971118537 1999 2.30199201920756 2000 2.74340599040788 2001 3.66030474513524 2002 0.296405181775867 2003 5.38767398576752 2004 2.7092681879025 2005 2.01949511307544 2006 3.0862300370277 2007 4.13820846878632 2008 4.73484012051601 2009 0.263119072444255 2010 1.88028235720469 2011 1.61624900011381 2012 1.67877921551435 2013 -0.937733917292277 2014 -1.33826248205131 2015 -0.754234116436621 2016 -0.574732598335757 2017 1.03697633344262 2018 1.00409204386018 2019 1.32263514010805 2020 -1.30984368921828 2021 2.68580243158314 2022 6.06563368693452 2023 4.72552213033732