Frequencies for chainstate variable in hcris2552_96_2009 dataset :

 chainstate |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      3,678       59.30       59.30
         02 |          1        0.02       59.32
         94 |          1        0.02       59.34
         AK |          2        0.03       59.37
         AL |        134        2.16       61.53
         AR |         13        0.21       61.74
         AZ |         15        0.24       61.98
         CA |        173        2.79       64.77
         CO |         62        1.00       65.77
         CT |          4        0.06       65.83
         DC |          3        0.05       65.88
         DE |          1        0.02       65.90
         FL |        109        1.76       67.66
         GA |         57        0.92       68.57
         HI |         13        0.21       68.78
         IA |          9        0.15       68.93
         ID |          1        0.02       68.95
         IL |         71        1.14       70.09
         IN |         47        0.76       70.85
         JA |          2        0.03       70.88
         KS |         13        0.21       71.09
         KY |         87        1.40       72.49
         LA |         50        0.81       73.30
         LO |          1        0.02       73.32
         M0 |          1        0.02       73.33
         MA |         18        0.29       73.62
         MD |         52        0.84       74.46
         ME |         13        0.21       74.67
         MI |         62        1.00       75.67
         MN |         63        1.02       76.68
         MO |         99        1.60       78.28
         MS |         18        0.29       78.57
          N |          1        0.02       78.59
         NA |          1        0.02       78.60
         NC |         60        0.97       79.57
         ND |          7        0.11       79.68
         NE |         15        0.24       79.93
         NH |          8        0.13       80.05
         NJ |         11        0.18       80.23
         NM |         20        0.32       80.55
         NO |          1        0.02       80.57
         NV |          3        0.05       80.62
         NY |         24        0.39       81.01
         OH |         59        0.95       81.96
         OK |         28        0.45       82.41
         OR |         21        0.34       82.75
         PA |        177        2.85       85.60
      PENNA |          1        0.02       85.62
         PR |          1        0.02       85.63
         RI |          5        0.08       85.71
         SC |         15        0.24       85.96
         SD |         31        0.50       86.46
         SY |          1        0.02       86.47
         TE |          3        0.05       86.52
         TN |        450        7.26       93.78
         TX |        235        3.79       97.57
         UT |         24        0.39       97.95
         VA |         34        0.55       98.50
         VT |          1        0.02       98.52
         WA |         29        0.47       98.98
         WI |         56        0.90       99.89
         WV |          7        0.11      100.00
------------+-----------------------------------
      Total |      6,202      100.00

by Jean Roth , jroth@nber.org , 31 Aug 2018