Frequencies for trim variable in drg1993 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 | 2 0.41 3.05 90 | 3 0.61 3.66 100 | 1 0.20 3.86 110 | 5 1.02 4.88 120 | 4 0.81 5.69 130 | 3 0.61 6.30 140 | 7 1.42 7.72 150 | 5 1.02 8.74 160 | 2 0.41 9.15 170 | 8 1.63 10.77 180 | 4 0.81 11.59 190 | 6 1.22 12.80 200 | 8 1.63 14.43 210 | 3 0.61 15.04 220 | 13 2.64 17.68 230 | 6 1.22 18.90 240 | 12 2.44 21.34 250 | 17 3.46 24.80 260 | 53 10.77 35.57 270 | 79 16.06 51.63 280 | 59 11.99 63.62 290 | 43 8.74 72.36 300 | 38 7.72 80.08 310 | 17 3.46 83.54 320 | 17 3.46 86.99 330 | 12 2.44 89.43 340 | 14 2.85 92.28 350 | 5 1.02 93.29 360 | 7 1.42 94.72 370 | 11 2.24 96.95 380 | 5 1.02 97.97 390 | 4 0.81 98.78 400 | 1 0.20 98.98 410 | 1 0.20 99.19 470 | 1 0.20 99.39 500 | 1 0.20 99.59 640 | 1 0.20 99.80 670 | 1 0.20 100.00 ------------+----------------------------------- Total | 492 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016