*Excludes Observations that spanned multiple years

Pre 197093
19704
19710
19720
19731
19740
19750
19762
19774
19782
19790
19802
19810
19820
19830
19840
19850
19861
19870
19880
19895
19905
19916
19929
199315
19942
19952
19966
19974
19989
199916
20005
20014
20022
200364
200474
200559
2006128
200738
2008238
2009206
2010150
201169
2012108
2013135
2014136
2015100
201656
201742
201822
201911
20205
20212
20221
20230
20241
Total1844