*Excludes Observations that spanned multiple years

Pre 197057
19700
19711
19721
19732
19744
19752
19760
19770
19781
19791
19801
19810
19820
19833
19843
19851
19862
19870
19880
198930
19901
199121
19920
19931
19942
19951
19963
19977
199810
19999
20008
200148
200289
20032874
2004438
20051787
2006129
200788
2008109
2009184
2010176
201133
201298
201350
201463
201512
201653
2017149
201834
2019188
20203
20210
20220
Total6777