*Excludes Observations that spanned multiple years

Pre 197025
19700
19710
19720
19732
19741
19752
19761
19771
19780
19790
19801
19811
19822
19831
19841
19853
19865
19876
198812
198928
199010
199135
199220
199322
199442
199553
199623
199720
199863
199973
200074
200153
200251
2003798
20041312
2005408
2006325
2007337
2008407
20095362
2010643
2011927
2012898
2013570
2014470
2015393
2016516
2017624
2018481
2019111
2020304
2021301
20223
20230
Total15821