Year Percent 1995-01-01 0.137800000000000000 1996-01-01 0.055448000000000004 1997-01-01 0.911441000000000000 1998-01-01 1.297960000000000000 1999-01-01 0.130847000000000000 2000-01-01 0.372808000000000000