Frequencies for first 10,000 rows of proc3 variable in nhamcsopd2011 dataset : Procedure 3 | Freq. Percent Cum. ------------+----------------------------------- -9 | 9,525 95.25 95.25 0040 | 1 0.01 95.26 0331 | 2 0.02 95.28 067- | 1 0.01 95.29 0820 | 1 0.01 95.30 1229 | 1 0.01 95.31 1279 | 1 0.01 95.32 1319 | 1 0.01 95.33 1371 | 1 0.01 95.34 1425 | 1 0.01 95.35 229- | 1 0.01 95.36 3029 | 2 0.02 95.38 3199 | 1 0.01 95.39 3491 | 1 0.01 95.40 3610 | 1 0.01 95.41 3929 | 1 0.01 95.42 3992 | 1 0.01 95.43 4311 | 1 0.01 95.44 5123 | 1 0.01 95.45 5903 | 1 0.01 95.46 6069 | 1 0.01 95.47 6512 | 3 0.03 95.50 6712 | 1 0.01 95.51 6816 | 8 0.08 95.59 7760 | 1 0.01 95.60 8021 | 1 0.01 95.61 8108 | 1 0.01 95.62 8191 | 1 0.01 95.63 8521 | 1 0.01 95.64 8628 | 1 0.01 95.65 8669 | 1 0.01 95.66 8703 | 2 0.02 95.68 8793 | 1 0.01 95.69 8804 | 2 0.02 95.71 8838 | 1 0.01 95.72 8841 | 5 0.05 95.77 8874 | 2 0.02 95.79 8875 | 1 0.01 95.80 8911 | 6 0.06 95.86 8913 | 2 0.02 95.88 8914 | 1 0.01 95.89 8915 | 2 0.02 95.91 8924 | 1 0.01 95.92 8936 | 1 0.01 95.93 8937 | 1 0.01 95.94 8938 | 219 2.19 98.13 8939 | 47 0.47 98.60 8959 | 7 0.07 98.67 897- | 5 0.05 98.72 9032 | 1 0.01 98.73 9092 | 2 0.02 98.75 9099 | 3 0.03 98.78 9119 | 1 0.01 98.79 9132 | 3 0.03 98.82 9142 | 1 0.01 98.83 9149 | 1 0.01 98.84 9169 | 1 0.01 98.85 9199 | 4 0.04 98.89 9305 | 2 0.02 98.91 9308 | 4 0.04 98.95 9357 | 1 0.01 98.96 9358 | 1 0.01 98.97 9390 | 2 0.02 98.99 9396 | 1 0.01 99.00 9411 | 1 0.01 99.01 9503 | 6 0.06 99.07 9509 | 76 0.76 99.83 9547 | 1 0.01 99.84 9639 | 1 0.01 99.85 9652 | 2 0.02 99.87 9925 | 2 0.02 99.89 9939 | 2 0.02 99.91 9952 | 5 0.05 99.96 9955 | 1 0.01 99.97 9959 | 2 0.02 99.99 9999 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016