*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970202026
1970000000
1971001012
1972000000
1973000000
1974000000
1975002013
1976011013
1977100012
1978101013
1979001001
1980000011
1981104027
1982004004
1983001023
1984001001
1985002002
1986010056
19874142213
19883130815
19893170617
1990151160638
19911941711556
199291200838
1993123220744
19941901611147
199501111417
199670140627
1997701601639
19982001601046
1999155151844
200031130623
2001181170945
200271230435
200384220943
200440210328
2005131140735
200610120720
2007111501734
2008212301036
2009611611034
201090130426
2011602801044
201270240536
2013443501760
20147552301398
2015753201660
2016603001753
2017614501567
2018042801244
201914280538
2020202901243
202120190627
202221140623
2023001001
2024000000
Total26010572273441438