Frequencies for trim variable in drg1997 dataset : Trim | Freq. Percent Cum. ------------+----------------------------------- 0 | 5 1.01 1.01 10 | 1 0.20 1.21 40 | 2 0.40 1.62 50 | 3 0.61 2.22 60 | 3 0.61 2.83 70 | 2 0.40 3.23 80 | 2 0.40 3.64 90 | 3 0.61 4.24 100 | 5 1.01 5.25 110 | 8 1.62 6.87 120 | 4 0.81 7.68 130 | 5 1.01 8.69 140 | 2 0.40 9.09 150 | 8 1.62 10.71 160 | 5 1.01 11.72 170 | 9 1.82 13.54 180 | 7 1.41 14.95 190 | 6 1.21 16.16 200 | 17 3.43 19.60 210 | 5 1.01 20.61 220 | 9 1.82 22.42 230 | 11 2.22 24.65 240 | 16 3.23 27.88 250 | 11 2.22 30.10 260 | 21 4.24 34.34 270 | 76 15.35 49.70 280 | 71 14.34 64.04 290 | 54 10.91 74.95 300 | 38 7.68 82.63 310 | 16 3.23 85.86 320 | 17 3.43 89.29 330 | 16 3.23 92.53 340 | 9 1.82 94.34 350 | 12 2.42 96.77 360 | 6 1.21 97.98 370 | 2 0.40 98.38 380 | 1 0.20 98.59 410 | 1 0.20 98.79 420 | 2 0.40 99.19 500 | 1 0.20 99.39 520 | 1 0.20 99.60 540 | 1 0.20 99.80 600 | 1 0.20 100.00 ------------+----------------------------------- Total | 495 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016