*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 19700255046103
1970005038
19710090312
1972006017
19730080311
19740180211
19750190313
197600110516
197700130821
197810110517
197931180628
198041120825
1981201301328
1982101801332
198301190626
1984011001122
19851180616
198613210934
198700230629
1988212101034
198918320950
19904306209105
19914257209110
1992596101085
1993102791010138
19941053138017218
1995624101017148
19963398009131
1997333133015184
1998344139018204
1999232110014158
2000331177016227
2001810166120205
200213182011197
2003416241010271
2004420287011322
200525213014234
2006212282114311
2007311254220290
2008125288417335
2009214327011354
201087359015389
2011714374018413
2012524434053516
2013912813039873
20141847831067963
2015131899301061130
20162315113501281301
20172344144701091623
2018183514840911628
20192123144601111601
20201524187501202034
20211314161701331777
20222414197601232137
20232535211901232302
20242540234601962607
202514400348
2026000088
Total344854230238189126120