Year Index (Units) 1992 0.051 1993 0.435 1994 12.228 1995 42.323 1996 52.859 1997 61.127 1998 55.503 1999 56.796 2000 66.824 2001 70.701 2002 73.680 2003 78.810 2004 86.101 2005 99.998 2006 111.327 2007 134.739 2008 172.149 2009 139.754 2010 158.759 2011 194.518 2012 200.052 2013 200.879 2014 198.264 2015 180.744 2016 207.184 2017 240.802 2018 270.223 2019 269.624 2020 249.419 2021 303.266 2022 416.388 2023 400.967 2024 400.925 2025 405.226 2026 411.360 2027 419.003 2028 428.966 2029 441.559