Frequencies for first 10,000 rows of smsares variable in natl1999 dataset :

PSMA/MSA of |
  Residence |
     (NCHS) |      Freq.     Percent        Cum.
------------+-----------------------------------
        000 |      3,099       30.99       30.99
        012 |        263        2.63       33.62
        016 |          1        0.01       33.63
        030 |         18        0.18       33.81
        032 |      2,078       20.78       54.59
        039 |          1        0.01       54.60
        053 |          2        0.02       54.62
        063 |         84        0.84       55.46
        064 |          1        0.01       55.47
        072 |        351        3.51       58.98
        077 |        263        2.63       61.61
        094 |        264        2.64       64.25
        101 |          1        0.01       64.26
        129 |        824        8.24       72.50
        164 |          1        0.01       72.51
        172 |          1        0.01       72.52
        174 |          1        0.01       72.53
        184 |      1,270       12.70       85.23
        187 |          1        0.01       85.24
        188 |        866        8.66       93.90
        196 |          1        0.01       93.91
        210 |          1        0.01       93.92
        212 |          1        0.01       93.93
        287 |        402        4.02       97.95
        999 |        205        2.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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