Frequencies for first 10,000 rows of cpsum variable in nhamcsed2011 dataset : Clustered | CPSUM -- | masked | Freq. Percent Cum. ------------+----------------------------------- 5 | 387 3.87 3.87 13 | 380 3.80 7.67 14 | 288 2.88 10.55 15 | 218 2.18 12.73 24 | 176 1.76 14.49 26 | 647 6.47 20.96 30 | 707 7.07 28.03 34 | 413 4.13 32.16 36 | 468 4.68 36.84 39 | 205 2.05 38.89 40 | 218 2.18 41.07 44 | 189 1.89 42.96 45 | 323 3.23 46.19 100002 | 117 1.17 47.36 100003 | 162 1.62 48.98 100004 | 98 0.98 49.96 100006 | 86 0.86 50.82 100009 | 109 1.09 51.91 100010 | 217 2.17 54.08 100012 | 115 1.15 55.23 100014 | 101 1.01 56.24 100015 | 152 1.52 57.76 100016 | 105 1.05 58.81 100017 | 103 1.03 59.84 100018 | 141 1.41 61.25 100019 | 90 0.90 62.15 100021 | 106 1.06 63.21 100022 | 97 0.97 64.18 100024 | 190 1.90 66.08 100027 | 112 1.12 67.20 100030 | 121 1.21 68.41 100031 | 102 1.02 69.43 100034 | 63 0.63 70.06 100035 | 99 0.99 71.05 100036 | 98 0.98 72.03 100038 | 97 0.97 73.00 100039 | 137 1.37 74.37 100040 | 105 1.05 75.42 100042 | 144 1.44 76.86 100044 | 93 0.93 77.79 100045 | 99 0.99 78.78 100048 | 120 1.20 79.98 100051 | 122 1.22 81.20 100052 | 141 1.41 82.61 100055 | 39 0.39 83.00 100056 | 101 1.01 84.01 100059 | 117 1.17 85.18 100060 | 114 1.14 86.32 100065 | 107 1.07 87.39 100067 | 111 1.11 88.50 100069 | 94 0.94 89.44 100071 | 121 1.21 90.65 100072 | 107 1.07 91.72 100073 | 123 1.23 92.95 100077 | 106 1.06 94.01 100083 | 116 1.16 95.17 100087 | 120 1.20 96.37 100088 | 134 1.34 97.71 100092 | 122 1.22 98.93 100093 | 107 1.07 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016