Frequencies for first 10,000 rows of provider variable in nhamcsopd2000 dataset : provider | code | Freq. Percent Cum. ------------+----------------------------------- 2 | 112 1.12 1.12 4 | 153 1.53 2.65 5 | 177 1.77 4.42 6 | 157 1.57 5.99 8 | 178 1.78 7.77 9 | 144 1.44 9.21 11 | 169 1.69 10.90 19 | 29 0.29 11.19 20 | 159 1.59 12.78 21 | 96 0.96 13.74 24 | 131 1.31 15.05 38 | 129 1.29 16.34 42 | 133 1.33 17.67 47 | 136 1.36 19.03 48 | 120 1.20 20.23 52 | 117 1.17 21.40 53 | 136 1.36 22.76 58 | 151 1.51 24.27 60 | 80 0.80 25.07 71 | 123 1.23 26.30 76 | 98 0.98 27.28 78 | 81 0.81 28.09 79 | 141 1.41 29.50 80 | 78 0.78 30.28 82 | 157 1.57 31.85 86 | 81 0.81 32.66 93 | 133 1.33 33.99 94 | 186 1.86 35.85 95 | 120 1.20 37.05 97 | 133 1.33 38.38 99 | 133 1.33 39.71 101 | 105 1.05 40.76 105 | 183 1.83 42.59 106 | 79 0.79 43.38 107 | 146 1.46 44.84 109 | 61 0.61 45.45 118 | 81 0.81 46.26 122 | 146 1.46 47.72 123 | 147 1.47 49.19 126 | 117 1.17 50.36 127 | 105 1.05 51.41 129 | 126 1.26 52.67 131 | 109 1.09 53.76 132 | 264 2.64 56.40 134 | 171 1.71 58.11 136 | 108 1.08 59.19 138 | 151 1.51 60.70 139 | 36 0.36 61.06 140 | 116 1.16 62.22 141 | 93 0.93 63.15 142 | 195 1.95 65.10 147 | 69 0.69 65.79 149 | 126 1.26 67.05 151 | 4 0.04 67.09 153 | 29 0.29 67.38 155 | 201 2.01 69.39 156 | 124 1.24 70.63 159 | 85 0.85 71.48 160 | 139 1.39 72.87 163 | 78 0.78 73.65 164 | 62 0.62 74.27 165 | 164 1.64 75.91 166 | 57 0.57 76.48 167 | 154 1.54 78.02 171 | 128 1.28 79.30 172 | 148 1.48 80.78 173 | 105 1.05 81.83 174 | 159 1.59 83.42 176 | 133 1.33 84.75 183 | 118 1.18 85.93 185 | 153 1.53 87.46 187 | 99 0.99 88.45 188 | 160 1.60 90.05 189 | 102 1.02 91.07 192 | 137 1.37 92.44 193 | 151 1.51 93.95 196 | 50 0.50 94.45 202 | 112 1.12 95.57 205 | 154 1.54 97.11 213 | 103 1.03 98.14 220 | 186 1.86 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016