*Excludes Observations that spanned multiple years

Pre 1970115
19706
19711
19723
19733
19740
19753
19763
19775
19783
197910
19808
19814
19822
19833
19842
19852
19863
19872
19882
19890
19904
19914
199212
19933
19946
19959
19967
199712
199814
19995
20009
20016
20024
20034
200417
20054
200611
20078
20089
20092
20107
201114
201218
201319
20148
201513
201619
201713
201815
201911
202014
202115
202211
20234
20242
Total513