Line 1, .
Point 1, 1998 is 35.68.
Point 2, 1999 is 31.83.
Point 3, 2000 is 44.08.
Point 4, 2001 is 46.3.
Point 5, 2002 is 35.17.
Point 6, 2003 is 39.08.
Point 7, 2004 is 51.66.
Point 8, 2005 is 49.61.
Point 9, 2006 is 46.25.
Point 10, 2007 is 46.67.
Point 11, 2008 is 47.64.
Point 12, 2009f is 41.37.
Line 2, .
Point 1, 1998 is 43.83.
Point 2, 1999 is 43.83.
Point 3, 2000 is 43.83.
Point 4, 2001 is 43.83.
Point 5, 2002 is 43.83.
Point 6, 2003 is 43.83.
Point 7, 2004 is 43.83.
Point 8, 2005 is 43.83.
Point 9, 2006 is 43.83.
Point 10, 2007 is 43.83.
Point 11, 2008 is 43.83.
Point 12, 2009f is 43.83.