*Excludes Observations that spanned multiple years

Pre 1970323
197047
19710
19725
19733
19744
197513
19761
19772
19788
19794
19809
19813
19820
19831
19846
19853
19862
19870
19880
19892
19902
19915
19920
19931
19940
19956
19964
199711
19982
19994
200018
200138
200268
200338
200466
200545
2006106
200790
200865
2009182
2010380
2011425
2012544
2013760
2014550
2015567
2016498
2017846
2018429
2019513
2020383
2021347
2022444
202363
202485
Total8021