*Excludes Observations that spanned multiple years

Pre 1970212
197023
197110
197214
197311
197419
197513
197610
19779
197828
197927
198028
198128
198226
198333
198442
198553
198657
198769
198882
198973
199071
199159
199265
199364
199471
199598
1996109
1997105
1998103
1999118
2000140
2001166
2002123
2003234
2004242
2005281
2006403
2007185
2008114
2009166
2010270
2011268
2012267
2013211
2014195
2015270
2016293
2017182
2018173
2019178
2020232
2021209
2022122
20231
20240
Total6655