*Excludes Observations that spanned multiple years

Pre 19701
19701
19710
19720
19731
19741
19751
197624
197720
19780
19793
19802
198131
19821
19833
19841
19853
19860
19875
19883
19893
19900
19912
199241
199340
19943
19955
199621
199787
19981
19993
20001
200190
20024
200366
20045
200519
200668
20072
20089
200927
201058
201189
201218
2013112
2014113
2015174
2016183
2017235
2018368
2019438
2020830
2021252
2022162
20238
202411
Total3649