Frequencies for ssastate variable in ssa_fips_state_county2015 dataset :

  SSA State |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |         68        2.08        2.08
         02 |         30        0.92        2.99
         03 |         16        0.49        3.48
         04 |         76        2.32        5.81
         05 |         60        1.83        7.64
         06 |         65        1.99        9.62
         07 |          9        0.27        9.90
         08 |          4        0.12       10.02
         09 |          1        0.03       10.05
         10 |         68        2.08       12.13
         11 |        160        4.89       17.02
         12 |          6        0.18       17.20
         13 |         45        1.37       18.58
         14 |        103        3.15       21.72
         15 |         93        2.84       24.56
         16 |        100        3.06       27.62
         17 |        106        3.24       30.86
         18 |        121        3.70       34.56
         19 |         65        1.99       36.54
         20 |         17        0.52       37.06
         21 |         25        0.76       37.82
         22 |         15        0.46       38.28
         23 |         84        2.57       40.85
         24 |         88        2.69       43.54
         25 |         83        2.54       46.07
         26 |        116        3.54       49.62
         27 |         57        1.74       51.36
         28 |         94        2.87       54.23
         29 |         18        0.55       54.78
         30 |         11        0.34       55.12
         31 |         22        0.67       55.79
         32 |         34        1.04       56.83
         33 |         63        1.92       58.75
         34 |        101        3.09       61.84
         35 |         54        1.65       63.49
         36 |         89        2.72       66.21
         37 |         78        2.38       68.59
         38 |         37        1.13       69.72
         39 |         68        2.08       71.80
         40 |         79        2.41       74.21
         41 |          6        0.18       74.40
         42 |         47        1.44       75.83
         43 |         67        2.05       77.88
         44 |         96        2.93       80.81
         45 |        255        7.79       88.60
         46 |         30        0.92       89.52
         47 |         15        0.46       89.98
         49 |        135        4.12       94.10
         50 |         40        1.22       95.33
         51 |         56        1.71       97.04
         52 |         73        2.23       99.27
         53 |         24        0.73      100.00
------------+-----------------------------------
      Total |      3,273      100.00

by Jean Roth , jroth@nber.org , 15 Dec 2016