Frequencies for first 10,000 rows of gnrl_cntl_type_cd variable in pos2012 data

    General |
    Type of |
    Control |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |        102        1.02        1.02
         01 |      1,608       16.08       17.10
         02 |      1,026       10.26       27.36
         03 |      2,933       29.33       56.69
         04 |      1,521       15.21       71.90
         05 |        536        5.36       77.26
         06 |      1,203       12.03       89.29
         07 |        207        2.07       91.36
         08 |        215        2.15       93.51
         09 |         17        0.17       93.68
         10 |          8        0.08       93.76
         11 |         11        0.11       93.87
         12 |          9        0.09       93.96
         13 |         38        0.38       94.34
         1A |         48        0.48       94.82
         1B |        196        1.96       96.78
         1C |         26        0.26       97.04
         2A |          7        0.07       97.11
         2B |        287        2.87       99.98
         2C |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016