Frequencies for lag_mins variable in person dataset :

   lag_mins |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        287       26.65       26.65
          3 |          1        0.09       26.74
          5 |          9        0.84       27.58
          6 |          1        0.09       27.67
          7 |          2        0.19       27.86
          8 |          2        0.19       28.04
          9 |          1        0.09       28.13
         10 |         18        1.67       29.81
         11 |          1        0.09       29.90
         12 |          1        0.09       29.99
         14 |          1        0.09       30.08
         15 |         12        1.11       31.20
         17 |          1        0.09       31.29
         19 |          2        0.19       31.48
         20 |         19        1.76       33.24
         21 |          1        0.09       33.33
         22 |          1        0.09       33.43
         23 |          2        0.19       33.61
         24 |          1        0.09       33.70
         25 |         11        1.02       34.73
         26 |          1        0.09       34.82
         27 |          1        0.09       34.91
         30 |         40        3.71       38.63
         35 |          8        0.74       39.37
         40 |         18        1.67       41.04
         42 |          2        0.19       41.23
         43 |          1        0.09       41.32
         45 |         22        2.04       43.36
         46 |          1        0.09       43.45
         47 |          2        0.19       43.64
         48 |          2        0.19       43.83
         50 |         14        1.30       45.13
         51 |          1        0.09       45.22
         55 |          5        0.46       45.68
         56 |          2        0.19       45.87
         58 |          1        0.09       45.96
         99 |        582       54.04      100.00
------------+-----------------------------------
      Total |      1,077      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016