Frequencies for first 10,000 rows of cpsum variable in nhamcsopd2005 dataset : clustered | cpsum -- | masked | Freq. Percent Cum. ------------+----------------------------------- 11 | 214 2.14 2.14 13 | 503 5.03 7.17 14 | 437 4.37 11.54 15 | 174 1.74 13.28 17 | 212 2.12 15.40 18 | 234 2.34 17.74 21 | 969 9.69 27.43 27 | 162 1.62 29.05 30 | 425 4.25 33.30 33 | 315 3.15 36.45 34 | 177 1.77 38.22 37 | 100 1.00 39.22 38 | 138 1.38 40.60 39 | 553 5.53 46.13 40 | 198 1.98 48.11 41 | 247 2.47 50.58 43 | 93 0.93 51.51 44 | 94 0.94 52.45 45 | 181 1.81 54.26 46 | 177 1.77 56.03 100001 | 158 1.58 57.61 100002 | 155 1.55 59.16 100003 | 186 1.86 61.02 100004 | 94 0.94 61.96 100006 | 93 0.93 62.89 100007 | 84 0.84 63.73 100008 | 89 0.89 64.62 100009 | 148 1.48 66.10 100010 | 161 1.61 67.71 100012 | 125 1.25 68.96 100014 | 345 3.45 72.41 100017 | 239 2.39 74.80 100018 | 208 2.08 76.88 100020 | 123 1.23 78.11 100021 | 179 1.79 79.90 100022 | 298 2.98 82.88 100027 | 305 3.05 85.93 100031 | 196 1.96 87.89 100032 | 61 0.61 88.50 100039 | 186 1.86 90.36 100040 | 51 0.51 90.87 100041 | 56 0.56 91.43 100044 | 260 2.60 94.03 100047 | 185 1.85 95.88 100049 | 177 1.77 97.65 100053 | 144 1.44 99.09 100055 | 91 0.91 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016