Frequencies for trim variable in drg1989 dataset : Trim | Freq. Percent Cum. ------------+----------------------------------- 0 | 3 0.63 0.63 30 | 5 1.05 1.68 40 | 2 0.42 2.10 50 | 4 0.84 2.94 60 | 5 1.05 3.98 70 | 8 1.68 5.66 80 | 6 1.26 6.92 90 | 16 3.35 10.27 100 | 10 2.10 12.37 110 | 12 2.52 14.88 120 | 9 1.89 16.77 130 | 15 3.14 19.92 140 | 15 3.14 23.06 150 | 17 3.56 26.62 160 | 14 2.94 29.56 170 | 17 3.56 33.12 180 | 17 3.56 36.69 190 | 10 2.10 38.78 200 | 18 3.77 42.56 210 | 18 3.77 46.33 220 | 12 2.52 48.85 230 | 16 3.35 52.20 240 | 12 2.52 54.72 250 | 16 3.35 58.07 260 | 21 4.40 62.47 270 | 21 4.40 66.88 280 | 27 5.66 72.54 290 | 36 7.55 80.08 300 | 15 3.14 83.23 310 | 12 2.52 85.74 320 | 9 1.89 87.63 330 | 13 2.73 90.36 340 | 9 1.89 92.24 350 | 13 2.73 94.97 360 | 7 1.47 96.44 370 | 5 1.05 97.48 380 | 2 0.42 97.90 390 | 4 0.84 98.74 400 | 3 0.63 99.37 410 | 1 0.21 99.58 550 | 1 0.21 99.79 570 | 1 0.21 100.00 ------------+----------------------------------- Total | 477 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016