*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 197010220014
1970001001
1971000000
1972000000
1973010001
1974000000
197502820030
1976010001
1977113005
1978100001
1979270009
1980053008
1981013004
1982003003
1983001001
1984011002
1985001001
1986022004
1987031004
198811130015
1989042006
199011920022
1991050005
199201930022
199303020032
19940145700152
199518380092
19963104400111
19971173800182
19988153600167
1999196300100
20002191700200
20013155800166
200212851300299
200343181300335
200413761500392
200511411000152
200602623300295
200724253300460
200861902700223
200932933700333
201083945200454
201122745800334
2012385407700655
2013556416000729
201406724600718
201534207200495
201644017000475
201724627400538
201844319100526
2019842311400545
2020937411401498
2021740113000538
202265748000660
2023123006
2024023005
Total150946414110111026