*Excludes Observations that spanned multiple years

Pre 197025
19700
19710
19720
19732
19741
19751
19761
19771
19780
19790
19800
19811
19821
19831
19841
19853
19865
19876
198812
198928
199010
199135
199220
199322
199442
199553
199623
199720
199863
199973
200074
200152
200251
2003797
20041312
2005403
2006321
2007331
2008403
20095343
2010637
2011915
2012893
2013570
2014467
2015387
2016503
2017618
201881
201912
20200
20210
20220
Total14620