Frequencies for first 10,000 rows of classification variable in eobmfok dataset : Classificat | ion Code | Freq. Percent Cum. ------------+----------------------------------- 0 | 14 0.14 0.14 1000 | 4,748 47.48 47.62 1200 | 766 7.66 55.28 1230 | 11 0.11 55.39 1237 | 5 0.05 55.44 1238 | 1 0.01 55.45 1240 | 3 0.03 55.48 1246 | 1 0.01 55.49 1250 | 5 0.05 55.54 1256 | 1 0.01 55.55 1257 | 2 0.02 55.57 1260 | 1 0.01 55.58 1270 | 72 0.72 56.30 1278 | 6 0.06 56.36 1280 | 10 0.10 56.46 1290 | 1 0.01 56.47 1300 | 30 0.30 56.77 1400 | 19 0.19 56.96 1500 | 4 0.04 57.00 1600 | 3 0.03 57.03 1700 | 172 1.72 58.75 1720 | 1 0.01 58.76 1728 | 1 0.01 58.77 1800 | 6 0.06 58.83 2000 | 1,428 14.28 73.11 2100 | 116 1.16 74.27 2170 | 1 0.01 74.28 2300 | 14 0.14 74.42 2310 | 1 0.01 74.43 2380 | 2 0.02 74.45 2400 | 2 0.02 74.47 2500 | 1 0.01 74.48 2570 | 1 0.01 74.49 2600 | 3 0.03 74.52 2700 | 36 0.36 74.88 2710 | 2 0.02 74.90 2800 | 15 0.15 75.05 3000 | 422 4.22 79.27 4000 | 102 1.02 80.29 4100 | 3 0.03 80.32 4120 | 2 0.02 80.34 4300 | 1 0.01 80.35 5000 | 6 0.06 80.41 7000 | 1,767 17.67 98.08 7100 | 144 1.44 99.52 7120 | 14 0.14 99.66 7123 | 1 0.01 99.67 7200 | 21 0.21 99.88 7210 | 5 0.05 99.93 8000 | 5 0.05 99.98 8200 | 1 0.01 99.99 9000 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 15 Apr 2019