Frequencies for first 10,000 rows of location variable in person dataset :

Non-Motoris |
 t Location |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,135       91.35       91.35
          1 |         80        0.80       92.15
          2 |          2        0.02       92.17
          3 |         47        0.47       92.64
          4 |          1        0.01       92.65
          5 |          8        0.08       92.73
          6 |         27        0.27       93.00
          8 |         48        0.48       93.48
          9 |         11        0.11       93.59
         10 |        630        6.30       99.89
         11 |          1        0.01       99.90
         12 |          2        0.02       99.92
         99 |          8        0.08      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016