Year	2000 = 100
1980	22.39269404
1981	22.89591734
1982	22.34089442
1983	21.54215943
1984	17.37215514
1985	14.73161694
1986	14.20740913
1987	19.41127222
1988	23.58070937
1989	30.16936153
1990	35.11922284
1991	34.73518188
1992	41.85263306
1993	50.47194908
1994	61.14650542
1995	76.53947223
1996	92.16497017
1997	104.3076325
1998	85.0623729
1999	87.95672382
2000	100
2001	94.31149449
2002	110.9774734
2003	114.9847356
2004	124.508514
2005	133.6511763
2006	146.0489693
2007	156.6294626
2008	163.1759999
2009	123.9024639
2010	157.9045839
2011	172.0154697
2012	176.4908081
2013	177.4513157
2014	185.5530379
2015	201.8806124
2016	241.5381032
2017	275.203917
2018	309.8748067