Year annual % 1990 4.07925407925408 1991 19.4483845547675 1992 28.1211162580499 1993 3.57142857142858 1994 3.88100067613253 1995 -1.80124223602483 1996 11.8279569892473 1997 2.67275097783572 1998 5.99335748792271 1999 4.82837202677679 2000 0.674603174603192 2001 0.876858558902029 2002 7.75729646697387 2003 9.00451413637447 2004 -3.52687852687853 2005 3.78903857930189 2006 -5.64102564102565 2007 7.43263548031653 2008 9.32400932400932 2009 2.33236151603498 2010 -1.01010101010102 2011 1.95121951219512 2012 -0.557846228474418 2013 -2.67596566523605 2014 4.86984024004542 2015 3.07265440345287 2016 1.67431511611736 2017 1.09145560264119 2018 3.99854350151341 2019 -3.51437699680513 2020 4.51612903225806 2021 9.30688354031579 2022 -2.46382189239333 2023 3.26659641728135