Frequencies for first 10,000 rows of oprtg_room_srvc_cd variable in pos1992 dataset :

       srv: |
  operating |
      rooms |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,851       88.51       88.51
          0 |        241        2.41       90.92
          1 |        866        8.66       99.58
          2 |         36        0.36       99.94
          3 |          6        0.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017