Frequencies for first 10,000 rows of rh variable in nsrd dataset : Average | Relative | Humidity | (%) | Freq. Percent Cum. ------------+----------------------------------- 17 | 1 0.01 0.01 22 | 1 0.01 0.02 24 | 1 0.01 0.03 30 | 3 0.03 0.06 31 | 1 0.01 0.07 32 | 2 0.02 0.09 33 | 2 0.02 0.11 34 | 3 0.03 0.14 35 | 3 0.03 0.17 36 | 3 0.03 0.20 37 | 2 0.02 0.22 38 | 1 0.01 0.23 39 | 3 0.03 0.26 40 | 6 0.06 0.32 41 | 6 0.06 0.38 42 | 6 0.06 0.44 43 | 8 0.08 0.52 44 | 17 0.17 0.69 45 | 15 0.15 0.84 46 | 16 0.16 1.00 47 | 22 0.22 1.22 48 | 32 0.32 1.54 49 | 38 0.38 1.92 50 | 42 0.42 2.34 51 | 57 0.57 2.91 52 | 65 0.65 3.56 53 | 73 0.73 4.29 54 | 83 0.83 5.12 55 | 112 1.12 6.24 56 | 93 0.93 7.17 57 | 132 1.32 8.49 58 | 128 1.28 9.77 59 | 126 1.26 11.03 60 | 143 1.43 12.46 61 | 138 1.38 13.84 62 | 169 1.69 15.53 63 | 182 1.82 17.35 64 | 203 2.03 19.38 65 | 213 2.13 21.51 66 | 220 2.20 23.71 67 | 256 2.56 26.27 68 | 274 2.74 29.01 69 | 277 2.77 31.78 70 | 300 3.00 34.78 71 | 353 3.53 38.31 72 | 345 3.45 41.76 73 | 350 3.50 45.26 74 | 455 4.55 49.81 75 | 427 4.27 54.08 76 | 479 4.79 58.87 77 | 468 4.68 63.55 78 | 448 4.48 68.03 79 | 469 4.69 72.72 80 | 417 4.17 76.89 81 | 415 4.15 81.04 82 | 376 3.76 84.80 83 | 297 2.97 87.77 84 | 289 2.89 90.66 85 | 232 2.32 92.98 86 | 152 1.52 94.50 87 | 154 1.54 96.04 88 | 121 1.21 97.25 89 | 76 0.76 98.01 90 | 54 0.54 98.55 91 | 36 0.36 98.91 92 | 32 0.32 99.23 93 | 29 0.29 99.52 94 | 17 0.17 99.69 95 | 11 0.11 99.80 96 | 7 0.07 99.87 97 | 9 0.09 99.96 98 | 3 0.03 99.99 99 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 15 Jun 2016