*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970115007
1970000000
1971010001
1972002002
1973021003
1974102003
1975012003
1976013004
1977009009
1978011002
1979013004
1980002002
1981024006
19820280111
1983004004
1984009009
1985012003
19860770014
198707120019
19880750012
198907130020
1990020140034
1991327270057
1992112260039
1993522260053
19945515600112
19954406500109
19962307100103
199710397801128
19985399800142
1999223540079
200035611600175
200142520800237
200234418700234
200338427400361
200459716700269
2005413214500281
200627816800248
200717817000249
2008311013700250
200944617100221
2010110526900375
201149920802313
2012623523801480
20131327620600495
20141233425900605
20151540923600660
20161749626100774
20171158031500906
20181254235401909
201920702361001083
202016647463001126
202113820559001392
20228802302001112
202305380043
2024000000
Total219714664210613792