*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 197002705968
1970001012
1971001045
1972000044
1973002079
1974012069
1975002079
19760020911
1977000099
1978000066
197900201113
198000001010
198100001616
19820050813
1983001078
198401301014
198501001112
198601401116
198700501015
198801401217
198902001214
199001101416
199105140726
19921370920
1993017401839
1994040801765
19951741629102
1996163501079
1997131601452
199801005013118
199905501727
2000011018018146
20011541802194
2002012822015165
200309713018128
2004012918020167
20050221512058
20060521512290
2007318330017233
20080312011365
20090102402256
20100245102095
20110194802592
2012063102043208
2013168125043237
2014281126054263
20150106207087400
20160111215186413
20172150245066463
201811512431106502
20197121340192561
202051563670142670
202111272391144512
20221122132068323
2023003025
2024010001
Total2824642748915226771