*Excludes Observations that spanned multiple years

Pre 197033
19701
19711
19720
19730
19744
19753
19763
19770
197810
19795
19800
19810
19822
19831
19849
19850
19861
19871
19885
19892
19902
19911
19923
19935
19946
19956
199617
199720
199825
199959
200045
200144
200232
200359
200446
200574
2006101
200740
200870
200985
2010122
201192
201242
201340
201445
201541
201636
20171
20180
20190
20200
20210
20220
Total1240