Frequencies for first 10,000 rows of npi1 variable in pspp2011_180 dataset : National | Provider | Identifier | (NPI) #1 | Freq. Percent Cum. ------------+----------------------------------- 1000000004 | 3 0.03 0.03 1003000126 | 280 2.80 2.83 1003000134 | 849 8.49 11.32 1003000142 | 108 1.08 12.40 1003000381 | 10 0.10 12.50 1003000407 | 138 1.38 13.88 1003000423 | 3 0.03 13.91 1003000449 | 5 0.05 13.96 1003000480 | 30 0.30 14.26 1003000514 | 21 0.21 14.47 1003000522 | 192 1.92 16.39 1003000530 | 111 1.11 17.50 1003000621 | 21 0.21 17.71 1003000639 | 5 0.05 17.76 1003000647 | 6 0.06 17.82 1003000704 | 14 0.14 17.96 1003000712 | 62 0.62 18.58 1003000720 | 2 0.02 18.60 1003000738 | 6 0.06 18.66 1003000902 | 57 0.57 19.23 1003000936 | 144 1.44 20.67 1003001017 | 58 0.58 21.25 1003001041 | 31 0.31 21.56 1003001108 | 12 0.12 21.68 1003001249 | 16 0.16 21.84 1003001256 | 13 0.13 21.97 1003001322 | 44 0.44 22.41 1003001363 | 253 2.53 24.94 1003001371 | 34 0.34 25.28 1003001405 | 6 0.06 25.34 1003001587 | 21 0.21 25.55 1003001645 | 169 1.69 27.24 1003001785 | 25 0.25 27.49 1003001884 | 39 0.39 27.88 1003001975 | 17 0.17 28.05 1003002049 | 21 0.21 28.26 1003002221 | 9 0.09 28.35 1003002254 | 7 0.07 28.42 1003002312 | 159 1.59 30.01 1003002379 | 155 1.55 31.56 1003002494 | 38 0.38 31.94 1003002502 | 18 0.18 32.12 1003002627 | 43 0.43 32.55 1003002643 | 1 0.01 32.56 1003002742 | 74 0.74 33.30 1003002783 | 933 9.33 42.63 1003002809 | 526 5.26 47.89 1003002817 | 175 1.75 49.64 1003002866 | 1 0.01 49.65 1003002890 | 26 0.26 49.91 1003002973 | 4 0.04 49.95 1003003021 | 22 0.22 50.17 1003003088 | 9 0.09 50.26 1003003161 | 3 0.03 50.29 1003003252 | 37 0.37 50.66 1003003609 | 309 3.09 53.75 1003003765 | 173 1.73 55.48 1003003856 | 42 0.42 55.90 1003003872 | 1 0.01 55.91 1003003955 | 15 0.15 56.06 1003003963 | 233 2.33 58.39 1003004128 | 74 0.74 59.13 1003004318 | 44 0.44 59.57 1003004326 | 30 0.30 59.87 1003004482 | 154 1.54 61.41 1003004524 | 1 0.01 61.42 1003004771 | 267 2.67 64.09 1003004839 | 1 0.01 64.10 1003004847 | 2 0.02 64.12 1003004912 | 4 0.04 64.16 1003004938 | 27 0.27 64.43 1003005034 | 87 0.87 65.30 1003005059 | 68 0.68 65.98 1003005109 | 135 1.35 67.33 1003005174 | 40 0.40 67.73 1003005208 | 59 0.59 68.32 1003005315 | 9 0.09 68.41 1003005661 | 12 0.12 68.53 1003005679 | 10 0.10 68.63 1003005729 | 7 0.07 68.70 1003005810 | 6 0.06 68.76 1003005836 | 54 0.54 69.30 1003005968 | 26 0.26 69.56 1003006073 | 1 0.01 69.57 1003006107 | 258 2.58 72.15 1003006115 | 47 0.47 72.62 1003006172 | 59 0.59 73.21 1003006180 | 2,396 23.96 97.17 1003006198 | 14 0.14 97.31 1003006271 | 6 0.06 97.37 1003006339 | 5 0.05 97.42 1003006503 | 85 0.85 98.27 1003006552 | 107 1.07 99.34 1003006586 | 66 0.66 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 12 Feb 2018