Frequencies for first 10,000 rows of cntyres variable in natl1989 dataset : NCHS County | of | Residence | (100K+ pop) | Freq. Percent Cum. ------------+----------------------------------- 01008 | 294 2.94 2.94 01028 | 212 2.12 5.06 01037 | 1,748 17.48 22.54 01045 | 535 5.35 27.89 01049 | 584 5.84 33.73 01051 | 531 5.31 39.04 01063 | 368 3.68 42.72 01999 | 5,476 54.76 97.48 07005 | 1 0.01 97.49 10013 | 1 0.01 97.50 10017 | 8 0.08 97.58 10037 | 1 0.01 97.59 10042 | 1 0.01 97.60 10046 | 3 0.03 97.63 10059 | 1 0.01 97.64 10999 | 39 0.39 98.03 11031 | 1 0.01 98.04 11044 | 1 0.01 98.05 11060 | 3 0.03 98.08 11067 | 1 0.01 98.09 11106 | 2 0.02 98.11 11999 | 100 1.00 99.11 19026 | 2 0.02 99.13 19036 | 1 0.01 99.14 19052 | 1 0.01 99.15 19999 | 1 0.01 99.16 23041 | 1 0.01 99.17 25024 | 1 0.01 99.18 25030 | 13 0.13 99.31 25999 | 25 0.25 99.56 34026 | 1 0.01 99.57 34067 | 1 0.01 99.58 36087 | 1 0.01 99.59 43033 | 1 0.01 99.60 43999 | 38 0.38 99.98 44227 | 1 0.01 99.99 47127 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016