Frequencies for first 10,000 rows of scopewi1 variable in nhamcsopd2004 dataset : scope | procedure | write-in #1 | - 4 digit | Freq. Percent Cum. ------------+----------------------------------- 0000 | 9,760 97.60 97.60 2219 | 2 0.02 97.62 3142 | 3 0.03 97.65 3321 | 1 0.01 97.66 3323 | 6 0.06 97.72 3327 | 1 0.01 97.73 3421 | 1 0.01 97.74 3422 | 3 0.03 97.77 3425 | 1 0.01 97.78 4223 | 1 0.01 97.79 4413 | 3 0.03 97.82 4513 | 24 0.24 98.06 4516 | 11 0.11 98.17 4523 | 107 1.07 99.24 4524 | 1 0.01 99.25 4525 | 2 0.02 99.27 4526 | 1 0.01 99.28 4542 | 3 0.03 99.31 4610 | 1 0.01 99.32 4823 | 6 0.06 99.38 4921 | 10 0.10 99.48 5110 | 1 0.01 99.49 5421 | 2 0.02 99.51 5521 | 1 0.01 99.52 5631 | 3 0.03 99.55 5732 | 6 0.06 99.61 5733 | 1 0.01 99.62 5822 | 1 0.01 99.63 6812 | 4 0.04 99.67 7021 | 24 0.24 99.91 8021 | 3 0.03 99.94 8026 | 2 0.02 99.96 8919 | 1 0.01 99.97 9511 | 1 0.01 99.98 9549 | 1 0.01 99.99 9999 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016