Frequencies for clmn_num variable in rnl_nmrc265_94_2011_long dataset :

   clmn_num |      Freq.     Percent        Cum.
------------+-----------------------------------
       0000 |         19        0.42        0.42
       0100 |        767       16.89       17.31
       0200 |        474       10.44       27.75
       0300 |        628       13.83       41.58
       0400 |        682       15.02       56.60
       0500 |        314        6.91       63.51
       0600 |        558       12.29       75.80
       0700 |        348        7.66       83.46
       0800 |        396        8.72       92.18
       0900 |         81        1.78       93.97
       1000 |        146        3.22       97.18
       1100 |         89        1.96       99.14
       4A00 |         10        0.22       99.36
       4B00 |         10        0.22       99.58
       5A00 |         10        0.22       99.80
       5B00 |          9        0.20      100.00
------------+-----------------------------------
      Total |      4,541      100.00

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