Frequencies for first 10,000 rows of smsares variable in natl1998 dataset :

PSMA/MSA of |
  Residence |
     (NCHS) |      Freq.     Percent        Cum.
------------+-----------------------------------
        000 |      3,064       30.64       30.64
        012 |        266        2.66       33.30
        016 |          2        0.02       33.32
        030 |         23        0.23       33.55
        032 |      2,115       21.15       54.70
        059 |          1        0.01       54.71
        063 |         61        0.61       55.32
        070 |          1        0.01       55.33
        072 |        350        3.50       58.83
        077 |        291        2.91       61.74
        091 |          1        0.01       61.75
        094 |        290        2.90       64.65
        101 |          1        0.01       64.66
        129 |        811        8.11       72.77
        130 |          1        0.01       72.78
        133 |          1        0.01       72.79
        178 |          1        0.01       72.80
        184 |      1,344       13.44       86.24
        188 |        829        8.29       94.53
        192 |          1        0.01       94.54
        210 |          1        0.01       94.55
        212 |          2        0.02       94.57
        268 |          1        0.01       94.58
        278 |          1        0.01       94.59
        279 |          1        0.01       94.60
        287 |        355        3.55       98.15
        290 |          2        0.02       98.17
        999 |        183        1.83      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015