Year Percent 1993-01-01 80.3563 1994-01-01 35.6849 1995-01-01 31.6067 1996-01-01 12.6097 1997-01-01 26.7999 1998-01-01 41.6164 1999-01-01 18.5688 2000-01-01 21.9392 2001-01-01 26.9258