Year	Number
1994	122.0917053065
1995	123.0612227374
1996	124.0307401683
1997	125.0002575992
1998	125.9697750301
1999	126.9392924609
2000	127.9088098918
2001	130.9362871372
2002	133.9637643826
2003	136.991241628
2004	143.5600206079
2005	143.5600206079
2006	143.5600206079
2007	143.6902112313
2008	143.8204018547
2009	143.9505924781
2010	144.0807831015
2011	144.2109737249
2012	144.3411643483
2013	144.4713549717
2014	144.6015455951
2015	144.7317362184
2016	144.8619268418
2017	148.6666666667
2018	138.485316847
2019	142.7516743946
2020	135.2138073158