Frequencies for first 10,000 rows of contractid variable in ma2017 dataset : Contract ID | Freq. Percent Cum. ------------+----------------------------------- | 2 0.02 0.02 H0028 | 32 0.32 0.34 H0104 | 90 0.90 1.24 H0154 | 78 0.78 2.02 H0302 | 5 0.05 2.07 H0351 | 12 0.12 2.19 H0504 | 10 0.10 2.29 H0523 | 9 0.09 2.38 H0524 | 46 0.46 2.84 H0543 | 47 0.47 3.31 H0544 | 17 0.17 3.48 H0545 | 9 0.09 3.57 H0562 | 36 0.36 3.93 H0564 | 20 0.20 4.13 H0571 | 2 0.02 4.15 H0602 | 569 5.69 9.84 H0609 | 43 0.43 10.27 H0630 | 45 0.45 10.72 H0657 | 48 0.48 11.20 H0712 | 6 0.06 11.26 H0755 | 32 0.32 11.58 H0838 | 12 0.12 11.70 H1016 | 2 0.02 11.72 H1019 | 24 0.24 11.96 H1026 | 32 0.32 12.28 H1032 | 81 0.81 13.09 H1035 | 11 0.11 13.20 H1036 | 57 0.57 13.77 H1045 | 54 0.54 14.31 H1099 | 16 0.16 14.47 H1109 | 8 0.08 14.55 H1111 | 26 0.26 14.81 H1112 | 87 0.87 15.68 H1170 | 24 0.24 15.92 H1230 | 4 0.04 15.96 H1302 | 22 0.22 16.18 H1304 | 27 0.27 16.45 H1350 | 88 0.88 17.33 H1352 | 4 0.04 17.37 H1394 | 8 0.08 17.45 H1406 | 10 0.10 17.55 H1416 | 211 2.11 19.66 H1463 | 726 7.26 26.92 H1468 | 8 0.08 27.00 H1493 | 84 0.84 27.84 H1510 | 55 0.55 28.39 H1607 | 8 0.08 28.47 H1608 | 149 1.49 29.96 H1609 | 90 0.90 30.86 H1651 | 27 0.27 31.13 H1716 | 33 0.33 31.46 H1737 | 12 0.12 31.58 H1849 | 29 0.29 31.87 H1951 | 52 0.52 32.39 H1961 | 31 0.31 32.70 H1969 | 4 0.04 32.74 H1994 | 24 0.24 32.98 H2012 | 92 0.92 33.90 H2228 | 63 0.63 34.53 H2241 | 6 0.06 34.59 H2491 | 21 0.21 34.80 H2593 | 3 0.03 34.83 H2610 | 6 0.06 34.89 H2649 | 61 0.61 35.50 H2663 | 48 0.48 35.98 H2758 | 6 0.06 36.04 H2802 | 237 2.37 38.41 H2944 | 192 1.92 40.33 H2962 | 6 0.06 40.39 H2986 | 2 0.02 40.41 H3071 | 16 0.16 40.57 H3416 | 60 0.60 41.17 H3528 | 48 0.48 41.65 H3561 | 7 0.07 41.72 H3815 | 21 0.21 41.93 H3822 | 12 0.12 42.05 H3832 | 10 0.10 42.15 H3864 | 21 0.21 42.36 H3928 | 8 0.08 42.44 H3931 | 16 0.16 42.60 H4141 | 42 0.42 43.02 H4213 | 94 0.94 43.96 H4754 | 33 0.33 44.29 H5087 | 8 0.08 44.37 H5216 | 26 0.26 44.63 H5253 | 147 1.47 46.10 H5262 | 4 0.04 46.14 H5302 | 22 0.22 46.36 H5386 | 2 0.02 46.38 H5415 | 80 0.80 47.18 H5420 | 2 0.02 47.20 H5422 | 22 0.22 47.42 H5425 | 22 0.22 47.64 H5427 | 53 0.53 48.17 H5431 | 4 0.04 48.21 H5434 | 17 0.17 48.38 H5435 | 137 1.37 49.75 H5471 | 8 0.08 49.83 H5521 | 137 1.37 51.20 H5525 | 130 1.30 52.50 H5530 | 32 0.32 52.82 H5576 | 164 1.64 54.46 H5594 | 23 0.23 54.69 H5608 | 1 0.01 54.70 H5609 | 3 0.03 54.73 H5619 | 19 0.19 54.92 H5649 | 8 0.08 55.00 H5652 | 6 0.06 55.06 H5779 | 18 0.18 55.24 H5793 | 19 0.19 55.43 H5854 | 12 0.12 55.55 H5928 | 15 0.15 55.70 H5938 | 14 0.14 55.84 H6453 | 11 0.11 55.95 H6528 | 10 0.10 56.05 H6609 | 498 4.98 61.03 H6622 | 12 0.12 61.15 H6672 | 57 0.57 61.72 H6947 | 5 0.05 61.77 H7173 | 5 0.05 61.82 H7220 | 210 2.10 63.92 H7301 | 94 0.94 64.86 H8091 | 10 0.10 64.96 H8145 | 446 4.46 69.42 H8289 | 33 0.33 69.75 H8552 | 2 0.02 69.77 H8578 | 6 0.06 69.83 H8634 | 8 0.08 69.91 H8748 | 6 0.06 69.97 H8764 | 3 0.03 70.00 H9162 | 171 1.71 71.71 H9190 | 140 1.40 73.11 H9208 | 3 0.03 73.14 H9276 | 7 0.07 73.21 H9287 | 2 0.02 73.23 H9589 | 114 1.14 74.37 H9699 | 14 0.14 74.51 H9730 | 16 0.16 74.67 H9947 | 14 0.14 74.81 H9954 | 38 0.38 75.19 R3332 | 67 0.67 75.86 R3444 | 75 0.75 76.61 R5826 | 1,826 18.26 94.87 R5941 | 212 2.12 96.99 R7444 | 301 3.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org ,