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

   lag_mins |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,625       16.25       16.25
          1 |         38        0.38       16.63
          2 |         37        0.37       17.00
          3 |         47        0.47       17.47
          4 |         56        0.56       18.03
          5 |         94        0.94       18.97
          6 |         36        0.36       19.33
          7 |         45        0.45       19.78
          8 |         39        0.39       20.17
          9 |         33        0.33       20.50
         10 |         83        0.83       21.33
         11 |         30        0.30       21.63
         12 |         44        0.44       22.07
         13 |         48        0.48       22.55
         14 |         45        0.45       23.00
         15 |         73        0.73       23.73
         16 |         34        0.34       24.07
         17 |         28        0.28       24.35
         18 |         46        0.46       24.81
         19 |         32        0.32       25.13
         20 |         65        0.65       25.78
         21 |         40        0.40       26.18
         22 |         38        0.38       26.56
         23 |         34        0.34       26.90
         24 |         35        0.35       27.25
         25 |         71        0.71       27.96
         26 |         34        0.34       28.30
         27 |         47        0.47       28.77
         28 |         35        0.35       29.12
         29 |         33        0.33       29.45
         30 |         81        0.81       30.26
         31 |         33        0.33       30.59
         32 |         47        0.47       31.06
         33 |         48        0.48       31.54
         34 |         34        0.34       31.88
         35 |         65        0.65       32.53
         36 |         33        0.33       32.86
         37 |         41        0.41       33.27
         38 |         35        0.35       33.62
         39 |         38        0.38       34.00
         40 |         66        0.66       34.66
         41 |         35        0.35       35.01
         42 |         38        0.38       35.39
         43 |         25        0.25       35.64
         44 |         39        0.39       36.03
         45 |         59        0.59       36.62
         46 |         31        0.31       36.93
         47 |         33        0.33       37.26
         48 |         27        0.27       37.53
         49 |         27        0.27       37.80
         50 |         66        0.66       38.46
         51 |         29        0.29       38.75
         52 |         24        0.24       38.99
         53 |         35        0.35       39.34
         54 |         32        0.32       39.66
         55 |         79        0.79       40.45
         56 |         29        0.29       40.74
         57 |         23        0.23       40.97
         58 |         30        0.30       41.27
         59 |         27        0.27       41.54
         99 |      5,846       58.46      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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