*Excludes Observations that spanned multiple years

Pre 197020
197056
197143
197269
197324
19748
197590
1976147
1977110
197854
1979117
1980297
1981307
1982346
1983239
1984227
1985292
198647
1987109
198839
198925
199030
199123
199234
199335
199412
199529
199633
199729
199847
199915
200028
200114
200225
200369
200430
200537
200619
200750
2008107
2009157
2010163
2011147
2012136
2013331
201451
2015108
201675
201744
201848
201996
202037
202117
202226
20232
Total4770