Year,Value,NumPoints 1983,1.6573,6294 1984,1.87016,6294 1985,1.891,6294 1986,1.75443,6294 1987,1.74705,6294 1988,1.89331,6294 1989,1.82751,6294 1990,2.3531,6294 1991,2.04929,6294 1992,1.81678,6294 1993,2.20197,6294 1994,1.94117,6294 1995,2.07225,6294 1996,1.77036,6294 1997,1.78264,6294 1998,2.10952,6294 1999,1.89409,6294 2000,2.01696,6294 2001,1.855,6294 2002,2.04016,6294 2003,2.14384,6294 2004,2.31137,6294 2005,2.34071,6294 2006,2.14734,6294 2007,2.86108,6294 2008,2.42608,6294 2009,2.31574,6294 2010,2.21342,6294 2011,2.49937,6294 2012,2.67006,6294 2013,2.4469,6294 2014,2.4543,6294 2015,2.59404,6294 2016,2.84174,6294 2017,2.78634,6294 2018,2.55683,6294 2019,2.82584,6294 2020,2.88919,6294 2021,2.48725,6294 2022,2.57154,6294