Year	% change from 1990
1991	7.7715611723761E-13
1992	8.88178419700125E-13
1993	7.7715611723761E-13
1994	1.13242748511766E-12
1995	2.02060590481778E-12
1996	1.77635683940025E-12
1997	2.64233079860787E-12
1998	-99.9999999999995
1999	-99.9999999999966
2000	-100
2001	-99.9999999999921
2002	-99.999999999998
2003	-100
2004	-99.9999999999955
2005	-100.000000000004
2006	-100.000000000009
2007	-99.9999999999989
2008	-100.000000000004
2009	-99.9999999999913
2010	-99.9999999999993
2011	-100.000000000003
2012	-100.000000000002