Frequencies for first 10,000 rows of msr_cd variable in dbo_vwhqi_hosp_structural_xwlk dataset :

  Measure Code |      Freq.     Percent        Cum.
---------------+-----------------------------------
  ACS_REGISTRY |         61        0.61        0.61
         OP_12 |      1,820       18.20       18.81
         OP_17 |      1,820       18.20       37.01
  SM_PART_CARD |      2,099       20.99       58.00
 SM_PART_NURSE |      2,100       21.00       79.00
SM_PART_STROKE |      2,100       21.00      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 16 Nov 2016