Frequencies for first 10,000 rows of adm_h_snfday variable in mcbsatc2013 datas Total SNF | covered | days in | current | year | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,724 97.24 97.24 1 | 276 2.76 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 24 May 2016