1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 20070.79 20080.8 20090.848 20100.859 20110.9509359610.9231527090.9487684730.9231527090.77733990.874 20120.967107750.9250945180.9621928170.909262760.91209830.889 20130.9712149530.9343457940.9532710280.9186915890.9112149530.887 20140.9828080230.9329035340.9675262660.9188156640.9455587390.885 20150.9772563180.8898916970.9657039710.9133574010.839350180.863 20160.9857529310.8933724080.9675383230.9152389540.9449954910.862 20170.975762860.8927637310.9721011330.9154315610.956408020.856 20180.9805970150.9414645520.9654850750.9309701490.9514925370.848 20190.9777992280.9389478760.9652509650.9362934360.9613899610.854 20200.9758945390.9576271190.9758945390.9557438790.9651600750.853389689 20210.9780346820.9409922930.9780346820.9460500960.9672447010.842434278 20220.9730290460.9325726140.9657676350.9253112030.9522821580.833 20230.9710376690.9296375270.9669509590.9371002130.9584221750.827 20240.9820747520.9324942790.9656750570.9359267730.958810069