Frequencies for fipst variable in cbsatocountycrosswalk dataset :

 FIPS State |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
         01 |         68        2.06        2.06
         02 |         45        1.37        3.43
         04 |         16        0.49        3.92
         05 |         76        2.31        6.23
         06 |         60        1.82        8.05
         08 |         65        1.97       10.02
         09 |          9        0.27       10.29
         10 |          4        0.12       10.42
         11 |          1        0.03       10.45
         12 |         68        2.06       12.51
         13 |        160        4.86       17.37
         15 |          6        0.18       17.55
         16 |         45        1.37       18.92
         17 |        103        3.13       22.05
         18 |         93        2.82       24.87
         19 |        100        3.04       27.91
         20 |        106        3.22       31.13
         21 |        121        3.67       34.80
         22 |         65        1.97       36.77
         23 |         17        0.52       37.29
         24 |         25        0.76       38.05
         25 |         15        0.46       38.51
         26 |         84        2.55       41.06
         27 |         88        2.67       43.73
         28 |         83        2.52       46.25
         29 |        116        3.52       49.77
         30 |         58        1.76       51.53
         31 |         94        2.85       54.39
         32 |         18        0.55       54.93
         33 |         11        0.33       55.27
         34 |         22        0.67       55.94
         35 |         34        1.03       56.97
         36 |         63        1.91       58.88
         37 |        101        3.07       61.95
         38 |         54        1.64       63.59
         39 |         89        2.70       66.29
         40 |         78        2.37       68.66
         41 |         37        1.12       69.78
         42 |         68        2.06       71.85
         44 |          6        0.18       72.03
         45 |         47        1.43       73.46
         46 |         68        2.06       75.52
         47 |         96        2.92       78.44
         48 |        255        7.74       86.18
         49 |         30        0.91       87.09
         50 |         15        0.46       87.55
         51 |        138        4.19       91.74
         53 |         40        1.21       92.95
         54 |         56        1.70       94.66
         55 |         73        2.22       96.87
         56 |         24        0.73       97.60
         72 |         79        2.40      100.00
------------+-----------------------------------
      Total |      3,293      100.00

by Jean Roth , jroth@nber.org , 20 Dec 2016