Frequencies for first 10,000 rows of ssamsacd variable in posclia2006 dataset : ssa msa | code | Freq. Percent Cum. ------------+----------------------------------- | 52 0.52 0.52 023 | 1 0.01 0.53 034 | 336 3.36 3.89 038 | 169 1.69 5.58 043 | 2 0.02 5.60 055 | 1 0.01 5.61 074 | 1,293 12.93 18.54 086 | 1 0.01 18.55 115 | 1 0.01 18.56 118 | 2 0.02 18.58 133 | 63 0.63 19.21 150 | 180 1.80 21.01 154 | 1 0.01 21.02 162 | 190 1.90 22.92 193 | 182 1.82 24.74 201 | 1 0.01 24.75 202 | 1 0.01 24.76 211 | 143 1.43 26.19 253 | 427 4.27 30.46 262 | 1 0.01 30.47 277 | 1 0.01 30.48 301 | 1 0.01 30.49 307 | 1 0.01 30.50 322 | 1 0.01 30.51 356 | 1 0.01 30.52 373 | 585 5.85 36.37 375 | 1 0.01 36.38 379 | 455 4.55 40.93 409 | 1 0.01 40.94 448 | 2,105 21.05 61.99 449 | 1 0.01 62.00 466 | 1 0.01 62.01 512 | 1 0.01 62.02 589 | 1 0.01 62.03 595 | 2 0.02 62.05 598 | 1 0.01 62.06 607 | 736 7.36 69.42 613 | 172 1.72 71.14 670 | 104 1.04 72.18 999 | 2,782 27.82 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016