*Excludes Observations that spanned multiple years

Pre 19702
19700
19710
19720
19736
19740
19750
19760
19770
19782
19792
19800
19810
19821
19830
19840
19853
19862
19874
19887
19894
19905
19910
19920
19933
19946
199511
19969
19974
19980
19992
200010
20016
20021
20033
20040
20052
20065
200716
20084
200914
201037
201148
201230
201354
201423
201514
201630
201714
201841
20198
20202
20210
20224
20233
20240
Total442