Frequencies for first 10,000 rows of npi1 variable in pspp2013_60 dataset : National | Provider | Identifier | (NPI) #1 | Freq. Percent Cum. ------------+----------------------------------- 1000000004 | 4 0.04 0.04 1000100010 | 1 0.01 0.05 1000380208 | 6 0.06 0.11 1003000126 | 211 2.11 2.22 1003000134 | 300 3.00 5.22 1003000142 | 15 0.15 5.37 1003000407 | 121 1.21 6.58 1003000423 | 4 0.04 6.62 1003000480 | 29 0.29 6.91 1003000514 | 12 0.12 7.03 1003000522 | 120 1.20 8.23 1003000530 | 50 0.50 8.73 1003000621 | 2 0.02 8.75 1003000639 | 8 0.08 8.83 1003000704 | 14 0.14 8.97 1003000712 | 75 0.75 9.72 1003000720 | 3 0.03 9.75 1003000738 | 4 0.04 9.79 1003000753 | 1 0.01 9.80 1003000902 | 134 1.34 11.14 1003000936 | 144 1.44 12.58 1003001017 | 37 0.37 12.95 1003001041 | 12 0.12 13.07 1003001108 | 7 0.07 13.14 1003001249 | 6 0.06 13.20 1003001256 | 2 0.02 13.22 1003001322 | 21 0.21 13.43 1003001363 | 220 2.20 15.63 1003001371 | 23 0.23 15.86 1003001462 | 23 0.23 16.09 1003001587 | 13 0.13 16.22 1003001645 | 66 0.66 16.88 1003001785 | 49 0.49 17.37 1003001884 | 21 0.21 17.58 1003001967 | 2 0.02 17.60 1003002049 | 18 0.18 17.78 1003002072 | 4 0.04 17.82 1003002221 | 1 0.01 17.83 1003002254 | 4 0.04 17.87 1003002312 | 86 0.86 18.73 1003002379 | 14 0.14 18.87 1003002486 | 1 0.01 18.88 1003002494 | 3 0.03 18.91 1003002502 | 5 0.05 18.96 1003002627 | 34 0.34 19.30 1003002643 | 10 0.10 19.40 1003002742 | 32 0.32 19.72 1003002783 | 751 7.51 27.23 1003002809 | 334 3.34 30.57 1003002817 | 146 1.46 32.03 1003002841 | 154 1.54 33.57 1003002890 | 45 0.45 34.02 1003002932 | 179 1.79 35.81 1003003021 | 11 0.11 35.92 1003003070 | 39 0.39 36.31 1003003088 | 8 0.08 36.39 1003003161 | 2 0.02 36.41 1003003609 | 198 1.98 38.39 1003003765 | 79 0.79 39.18 1003003856 | 19 0.19 39.37 1003003963 | 83 0.83 40.20 1003004185 | 57 0.57 40.77 1003004201 | 1 0.01 40.78 1003004318 | 17 0.17 40.95 1003004326 | 10 0.10 41.05 1003004391 | 10 0.10 41.15 1003004482 | 51 0.51 41.66 1003004771 | 182 1.82 43.48 1003004847 | 14 0.14 43.62 1003004938 | 6 0.06 43.68 1003005034 | 19 0.19 43.87 1003005059 | 16 0.16 44.03 1003005109 | 124 1.24 45.27 1003005174 | 24 0.24 45.51 1003005208 | 2 0.02 45.53 1003005257 | 201 2.01 47.54 1003005315 | 32 0.32 47.86 1003005372 | 51 0.51 48.37 1003005661 | 7 0.07 48.44 1003005679 | 6 0.06 48.50 1003005729 | 84 0.84 49.34 1003005810 | 3 0.03 49.37 1003005836 | 66 0.66 50.03 1003006107 | 81 0.81 50.84 1003006115 | 71 0.71 51.55 1003006149 | 25 0.25 51.80 1003006172 | 190 1.90 53.70 1003006180 | 1,800 18.00 71.70 1003006198 | 44 0.44 72.14 1003006271 | 5 0.05 72.19 1003006339 | 2 0.02 72.21 1003006503 | 86 0.86 73.07 1003006552 | 71 0.71 73.78 1003006586 | 180 1.80 75.58 1003006602 | 21 0.21 75.79 1003006610 | 8 0.08 75.87 1003006636 | 1,121 11.21 87.08 1003006651 | 5 0.05 87.13 1003006701 | 14 0.14 87.27 1003006727 | 12 0.12 87.39 1003006800 | 24 0.24 87.63 1003006958 | 64 0.64 88.27 1003007022 | 208 2.08 90.35 1003007048 | 56 0.56 90.91 1003007063 | 17 0.17 91.08 1003007170 | 384 3.84 94.92 1003007204 | 216 2.16 97.08 1003007246 | 27 0.27 97.35 1003007279 | 7 0.07 97.42 1003007287 | 145 1.45 98.87 1003007295 | 113 1.13 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 12 Feb 2018