Line 1, .
Point 1, 1997 is 1.361.
Point 2, 1998 is 1.095.
Point 3, 1999 is 1.088.
Point 4, 2000 is 1.405.
Point 5, 2001 is 0.984.
Point 6, 2002 is 0.983.
Point 7, 2003 is 0.922.
Point 8, 2004 is 1.175.
Point 9, 2005 is 2.109.
Point 10, 2006 is 1.235.
Point 11, 2007 is 1.2.
Point 12, 2008 is 0.995.
Point 13, 2009 is 1.219.
Point 14, 2010 is 1.41.