Frequencies for first 10,000 rows of smsares variable in natl1969 dataset : Standard | Metropolita | n | Statistical | Area SMSA | of | residence | Freq. Percent Cum. ------------+----------------------------------- &&& | 1 0.01 0.01 000 | 5,939 59.39 59.40 003 | 2 0.02 59.42 011 | 3 0.03 59.45 013 | 1 0.01 59.46 017 | 2 0.02 59.48 022 | 1,540 15.40 74.88 035 | 3 0.03 74.91 040 | 81 0.81 75.72 043 | 1 0.01 75.73 060 | 1 0.01 75.74 062 | 1 0.01 75.75 065 | 250 2.50 78.25 079 | 517 5.17 83.42 091 | 1 0.01 83.43 101 | 1 0.01 83.44 102 | 2 0.02 83.46 108 | 1 0.01 83.47 113 | 920 9.20 92.67 115 | 458 4.58 97.25 118 | 1 0.01 97.26 119 | 1 0.01 97.27 121 | 2 0.02 97.29 123 | 1 0.01 97.30 124 | 1 0.01 97.31 127 | 1 0.01 97.32 128 | 1 0.01 97.33 129 | 1 0.01 97.34 131 | 12 0.12 97.46 135 | 2 0.02 97.48 153 | 1 0.01 97.49 157 | 1 0.01 97.50 161 | 1 0.01 97.51 164 | 1 0.01 97.52 165 | 1 0.01 97.53 171 | 1 0.01 97.54 183 | 1 0.01 97.55 186 | 245 2.45 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016