Frequencies for first 10,000 rows of contractid variable in ma2012 dataset : Contract ID | Freq. Percent Cum. ------------+----------------------------------- | 6 0.06 0.06 H0084 | 24 0.24 0.30 H0104 | 630 6.30 6.60 H0150 | 441 4.41 11.01 H0151 | 190 1.90 12.91 H0154 | 497 4.97 17.88 H0302 | 44 0.44 18.32 H0303 | 24 0.24 18.56 H0307 | 29 0.29 18.85 H0316 | 42 0.42 19.27 H0317 | 37 0.37 19.64 H0318 | 7 0.07 19.71 H0319 | 9 0.09 19.80 H0320 | 22 0.22 20.02 H0321 | 52 0.52 20.54 H0351 | 115 1.15 21.69 H0354 | 32 0.32 22.01 H0401 | 9 0.09 22.10 H1266 | 20 0.20 22.30 H1587 | 23 0.23 22.53 H1681 | 133 1.33 23.86 H2012 | 437 4.37 28.23 H2038 | 6 0.06 28.29 H2593 | 59 0.59 28.88 H2611 | 33 0.33 29.21 H2649 | 72 0.72 29.93 H2672 | 54 0.54 30.47 H2676 | 6 0.06 30.53 H2944 | 34 0.34 30.87 H3945 | 2 0.02 30.89 H4074 | 12 0.12 31.01 H4213 | 622 6.22 37.23 H4305 | 36 0.36 37.59 H4408 | 5 0.05 37.64 H4454 | 18 0.18 37.82 H4520 | 1 0.01 37.83 H4871 | 6 0.06 37.89 H4931 | 10 0.10 37.99 H5006 | 18 0.18 38.17 H5096 | 5 0.05 38.22 H5214 | 20 0.20 38.42 H5322 | 6 0.06 38.48 H5378 | 16 0.16 38.64 H5421 | 164 1.64 40.28 H5430 | 5 0.05 40.33 H5435 | 28 0.28 40.61 H5509 | 34 0.34 40.95 H5521 | 12 0.12 41.07 H5525 | 8 0.08 41.15 H5580 | 21 0.21 41.36 H5587 | 31 0.31 41.67 H5590 | 3 0.03 41.70 H5698 | 1,103 11.03 52.73 H5700 | 30 0.30 53.03 H5820 | 40 0.40 53.43 H5985 | 79 0.79 54.22 H6169 | 29 0.29 54.51 H6528 | 365 3.65 58.16 H6609 | 210 2.10 60.26 H6623 | 2 0.02 60.28 H6972 | 36 0.36 60.64 H7188 | 350 3.50 64.14 H7352 | 5 0.05 64.19 H8091 | 41 0.41 64.60 H8098 | 10 0.10 64.70 H8145 | 489 4.89 69.59 H9385 | 19 0.19 69.78 H9685 | 2 0.02 69.80 H9699 | 10 0.10 69.90 H9768 | 3 0.03 69.93 R3444 | 1,065 10.65 80.58 R5826 | 1,610 16.10 96.68 S0128 | 8 0.08 96.76 S0522 | 12 0.12 96.88 S1030 | 6 0.06 96.94 S2505 | 6 0.06 97.00 S5601 | 17 0.17 97.17 S5617 | 31 0.31 97.48 S5660 | 23 0.23 97.71 S5670 | 6 0.06 97.77 S5674 | 2 0.02 97.79 S5755 | 23 0.23 98.02 S5768 | 22 0.22 98.24 S5795 | 6 0.06 98.30 S5810 | 24 0.24 98.54 S5820 | 15 0.15 98.69 S5884 | 34 0.34 99.03 S5921 | 17 0.17 99.20 S5932 | 8 0.08 99.28 S5960 | 10 0.10 99.38 S5967 | 24 0.24 99.62 S6506 | 5 0.05 99.67 S7694 | 17 0.17 99.84 S9579 | 16 0.16 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 14 Apr 2016