Year annual % 1990 -0.431368812605911 1991 35.5142469575829 1992 232.984658866956 1993 125.650814219817 1994 35.8424752083078 1995 9.83890127786853 1996 14.6010006264356 1997 11.2396444802125 1998 6.73085990507577 1999 2.10284998886902 2000 5.6474714679938 2001 3.81085737408868 2002 3.6474762708812 2003 5.19863530307683 2004 3.15236892537025 2005 3.30681814689954 2006 2.47818888688769 2007 4.3867093833438 2008 4.11708542559394 2009 2.41833605890835 2010 4.49314320031891 2011 2.31474379699795 2012 1.04271460643407 2013 0.288745964127756 2014 1.54991706986272 2015 0.563991350160876 2016 -0.632653419095547 2017 1.45073158124514 2018 1.47295348748196 2019 1.25702482876329 2020 0.696542442312051 2021 3.45443198973013 2022 9.86601343108215 2023 4.55308281133995