*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970001089
1970001012
1971000055
1972000011
1973001034
1974000033
1975002013
1976002068
1977000077
1978000033
1979001045
1980002068
1981001089
198200301114
1983000055
1984001067
1985001089
1986014027
19870450716
198803301218
198905160627
19900860822
199109140629
1992723160753
19930541901184
199438836015142
1995532211968
199647831015128
19974661901099
19984831707111
1999152170676
200079644012159
2001110030020151
20020926009161
200321784609235
200431963309241
2005113755017210
200648298017201
2007384110014211
20080197110013320
2009328135012178
201026030605373
201104230508355
201237382012170
201343610902151
201411510101118
2015113700185
2016108009
2017000101
Total641935194223684311