Year Percent 1994-01-01 2.641199 1995-01-01 2.362563 1996-01-01 2.338378 1997-01-01 2.322253 1998-01-01 2.505465 1999-01-01 2.602689 2000-01-01 2.523848 2001-01-01 1.182020