*Excludes Observations that spanned multiple years

Pre 197084
19701
19710
19721
19731
19748
19752
19761
19770
19781
19793
19800
19811
19825
19833
19844
19850
19866
19873
19882
19894
19901
19918
19929
199341
199427
199557
199644
199752
199850
199934
200059
200194
2002100
200398
2004111
200521
200651
200720
200828
200941
201046
201126
201213
201322
201423
201541
201671
201759
201885
201952
202028
202138
202229
202329
20249
Total1647