Frequencies for first 10,000 rows of beddata variable in nhamcsed2008 dataset :

  how often are |
   hospital bed |
    census data |
     available? |      Freq.     Percent        Cum.
----------------+-----------------------------------
          blank |        130        1.30        1.30
        unknown |        248        2.48        3.78
instantaneously |      7,730       77.30       81.08
  every 4 hours |        393        3.93       85.01
  every 8 hours |        231        2.31       87.32
 every 12 hours |        531        5.31       92.63
 every 24 hours |        737        7.37      100.00
----------------+-----------------------------------
          Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016