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

   lag_mins |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,523       75.23       75.23
          1 |         32        0.32       75.55
          2 |         46        0.46       76.01
          3 |         29        0.29       76.30
          4 |         26        0.26       76.56
          5 |         79        0.79       77.35
          6 |         22        0.22       77.57
          7 |         33        0.33       77.90
          8 |         32        0.32       78.22
          9 |         33        0.33       78.55
         10 |         72        0.72       79.27
         11 |         24        0.24       79.51
         12 |         34        0.34       79.85
         13 |         33        0.33       80.18
         14 |         26        0.26       80.44
         15 |         88        0.88       81.32
         16 |         36        0.36       81.68
         17 |         30        0.30       81.98
         18 |         31        0.31       82.29
         19 |         32        0.32       82.61
         20 |         79        0.79       83.40
         21 |         20        0.20       83.60
         22 |         36        0.36       83.96
         23 |         23        0.23       84.19
         24 |         22        0.22       84.41
         25 |         61        0.61       85.02
         26 |         18        0.18       85.20
         27 |         36        0.36       85.56
         28 |         37        0.37       85.93
         29 |         22        0.22       86.15
         30 |         82        0.82       86.97
         31 |         37        0.37       87.34
         32 |         31        0.31       87.65
         33 |         31        0.31       87.96
         34 |         25        0.25       88.21
         35 |         67        0.67       88.88
         36 |         39        0.39       89.27
         37 |         32        0.32       89.59
         38 |         32        0.32       89.91
         39 |         24        0.24       90.15
         40 |         65        0.65       90.80
         41 |         28        0.28       91.08
         42 |         28        0.28       91.36
         43 |         27        0.27       91.63
         44 |         20        0.20       91.83
         45 |         79        0.79       92.62
         46 |         40        0.40       93.02
         47 |         42        0.42       93.44
         48 |         21        0.21       93.65
         49 |         36        0.36       94.01
         50 |         65        0.65       94.66
         51 |         26        0.26       94.92
         52 |         29        0.29       95.21
         53 |         25        0.25       95.46
         54 |         22        0.22       95.68
         55 |         44        0.44       96.12
         56 |         20        0.20       96.32
         57 |         24        0.24       96.56
         58 |         16        0.16       96.72
         59 |         20        0.20       96.92
         99 |        308        3.08      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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