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

     minute |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        682        6.82        6.82
          1 |         64        0.64        7.46
          2 |         70        0.70        8.16
          3 |         81        0.81        8.97
          4 |         86        0.86        9.83
          5 |        350        3.50       13.33
          6 |         74        0.74       14.07
          7 |         67        0.67       14.74
          8 |         94        0.94       15.68
          9 |         96        0.96       16.64
         10 |        476        4.76       21.40
         11 |        100        1.00       22.40
         12 |         98        0.98       23.38
         13 |        130        1.30       24.68
         14 |        102        1.02       25.70
         15 |        502        5.02       30.72
         16 |         92        0.92       31.64
         17 |         80        0.80       32.44
         18 |        107        1.07       33.51
         19 |        104        1.04       34.55
         20 |        480        4.80       39.35
         21 |         53        0.53       39.88
         22 |         69        0.69       40.57
         23 |        106        1.06       41.63
         24 |         88        0.88       42.51
         25 |        383        3.83       46.34
         26 |         60        0.60       46.94
         27 |         55        0.55       47.49
         28 |        118        1.18       48.67
         29 |         97        0.97       49.64
         30 |        721        7.21       56.85
         31 |         55        0.55       57.40
         32 |        112        1.12       58.52
         33 |         60        0.60       59.12
         34 |         77        0.77       59.89
         35 |        380        3.80       63.69
         36 |         82        0.82       64.51
         37 |         71        0.71       65.22
         38 |         79        0.79       66.01
         39 |         51        0.51       66.52
         40 |        415        4.15       70.67
         41 |         82        0.82       71.49
         42 |         93        0.93       72.42
         43 |         58        0.58       73.00
         44 |         58        0.58       73.58
         45 |        657        6.57       80.15
         46 |         55        0.55       80.70
         47 |         70        0.70       81.40
         48 |         85        0.85       82.25
         49 |         98        0.98       83.23
         50 |        572        5.72       88.95
         51 |         96        0.96       89.91
         52 |         40        0.40       90.31
         53 |         96        0.96       91.27
         54 |         57        0.57       91.84
         55 |        392        3.92       95.76
         56 |         78        0.78       96.54
         57 |         56        0.56       97.10
         58 |        152        1.52       98.62
         59 |         53        0.53       99.15
         99 |         85        0.85      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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