Frequencies for trim variable in drg1992 dataset : Trim | Freq. Percent Cum. ------------+----------------------------------- 0 | 5 1.02 1.02 40 | 2 0.41 1.42 50 | 4 0.81 2.24 60 | 1 0.20 2.44 70 | 1 0.20 2.64 80 | 3 0.61 3.25 90 | 4 0.81 4.07 100 | 1 0.20 4.27 110 | 4 0.81 5.08 120 | 2 0.41 5.49 130 | 3 0.61 6.10 140 | 5 1.02 7.11 150 | 7 1.42 8.54 160 | 4 0.81 9.35 170 | 8 1.63 10.98 180 | 7 1.42 12.40 190 | 3 0.61 13.01 200 | 4 0.81 13.82 210 | 3 0.61 14.43 220 | 6 1.22 15.65 230 | 9 1.83 17.48 240 | 5 1.02 18.50 250 | 13 2.64 21.14 260 | 7 1.42 22.56 270 | 2 0.41 22.97 280 | 9 1.83 24.80 290 | 3 0.61 25.41 300 | 13 2.64 28.05 310 | 5 1.02 29.07 320 | 10 2.03 31.10 330 | 10 2.03 33.13 340 | 9 1.83 34.96 350 | 38 7.72 42.68 360 | 61 12.40 55.08 370 | 44 8.94 64.02 380 | 36 7.32 71.34 390 | 38 7.72 79.07 400 | 18 3.66 82.72 410 | 18 3.66 86.38 420 | 11 2.24 88.62 430 | 12 2.44 91.06 440 | 8 1.63 92.68 450 | 9 1.83 94.51 460 | 11 2.24 96.75 470 | 4 0.81 97.56 480 | 4 0.81 98.37 490 | 1 0.20 98.58 500 | 2 0.41 98.98 550 | 1 0.20 99.19 570 | 1 0.20 99.39 690 | 1 0.20 99.59 700 | 1 0.20 99.80 720 | 1 0.20 100.00 ------------+----------------------------------- Total | 492 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016