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

   lag_mins |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,485       14.85       14.85
          1 |         43        0.43       15.28
          2 |         49        0.49       15.77
          3 |         41        0.41       16.18
          4 |         60        0.60       16.78
          5 |         88        0.88       17.66
          6 |         58        0.58       18.24
          7 |         58        0.58       18.82
          8 |         39        0.39       19.21
          9 |         38        0.38       19.59
         10 |        101        1.01       20.60
         11 |         44        0.44       21.04
         12 |         50        0.50       21.54
         13 |         44        0.44       21.98
         14 |         34        0.34       22.32
         15 |         68        0.68       23.00
         16 |         35        0.35       23.35
         17 |         38        0.38       23.73
         18 |         37        0.37       24.10
         19 |         32        0.32       24.42
         20 |         63        0.63       25.05
         21 |         39        0.39       25.44
         22 |         28        0.28       25.72
         23 |         40        0.40       26.12
         24 |         28        0.28       26.40
         25 |         70        0.70       27.10
         26 |         31        0.31       27.41
         27 |         41        0.41       27.82
         28 |         37        0.37       28.19
         29 |         27        0.27       28.46
         30 |         82        0.82       29.28
         31 |         30        0.30       29.58
         32 |         34        0.34       29.92
         33 |         49        0.49       30.41
         34 |         37        0.37       30.78
         35 |         56        0.56       31.34
         36 |         47        0.47       31.81
         37 |         40        0.40       32.21
         38 |         35        0.35       32.56
         39 |         39        0.39       32.95
         40 |         59        0.59       33.54
         41 |         27        0.27       33.81
         42 |         32        0.32       34.13
         43 |         40        0.40       34.53
         44 |         28        0.28       34.81
         45 |         52        0.52       35.33
         46 |         36        0.36       35.69
         47 |         34        0.34       36.03
         48 |         34        0.34       36.37
         49 |         33        0.33       36.70
         50 |         61        0.61       37.31
         51 |         27        0.27       37.58
         52 |         33        0.33       37.91
         53 |         30        0.30       38.21
         54 |         28        0.28       38.49
         55 |         52        0.52       39.01
         56 |         25        0.25       39.26
         57 |         30        0.30       39.56
         58 |         26        0.26       39.82
         59 |         28        0.28       40.10
         99 |      5,990       59.90      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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