*Excludes Observations that spanned multiple years

Pre 197035
19701
19710
19720
19730
19743
19754
19762
19770
197813
19793
19802
19811
19824
198314
19849
19856
19865
19872
19885
19894
19907
19916
19925
19939
199412
199512
199640
1997194
199895
1999155
2000123
200191
2002103
2003184
2004107
2005116
2006182
2007110
200876
2009169
2010221
2011153
2012109
201382
2014102
201583
201632
20170
20181
20190
20200
20210
20220
Total2692