Frequencies for wksht_cd variable in rnl_nmrc265_94_2011_long dataset :

   wksht_cd |      Freq.     Percent        Cum.
------------+-----------------------------------
    A000000 |      1,330       29.29       29.29
    A100010 |        164        3.61       32.90
    A200000 |        156        3.44       36.34
    A30000B |        158        3.48       39.82
    A30000C |         11        0.24       40.06
    A400001 |         52        1.15       41.20
    A400002 |         31        0.68       41.89
    B000000 |        760       16.74       58.62
    B100000 |        633       13.94       72.56
    C000010 |        375        8.26       80.82
    C000020 |         14        0.31       81.13
    C000030 |         14        0.31       81.44
    D000000 |        141        3.11       84.54
    S000001 |         38        0.84       85.38
    S100000 |        664       14.62      100.00
------------+-----------------------------------
      Total |      4,541      100.00

by Jean Roth , jroth@nber.org , 17 Feb 2018