Year	Percent
1982	1.08531
1983	1.07535
1985	1.07549
1986	1.07193
1992	1.01494
1993	1.01814
1995	1.00172
1997	1.10876
1999	0.97461
2002	1.01692
2004	0.98794
2005	0.99022
2006	0.99577
2007	1.00822
2008	1.0051
2009	1.02373
2010	1.03574
2016	1.05648