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

     minute |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        721        7.21        7.21
          1 |         86        0.86        8.07
          2 |        110        1.10        9.17
          3 |         89        0.89       10.06
          4 |         97        0.97       11.03
          5 |        439        4.39       15.42
          6 |         71        0.71       16.13
          7 |         99        0.99       17.12
          8 |        115        1.15       18.27
          9 |         62        0.62       18.89
         10 |        411        4.11       23.00
         11 |         82        0.82       23.82
         12 |         98        0.98       24.80
         13 |         73        0.73       25.53
         14 |        112        1.12       26.65
         15 |        480        4.80       31.45
         16 |         56        0.56       32.01
         17 |         93        0.93       32.94
         18 |        117        1.17       34.11
         19 |         57        0.57       34.68
         20 |        463        4.63       39.31
         21 |        101        1.01       40.32
         22 |         77        0.77       41.09
         23 |        103        1.03       42.12
         24 |         57        0.57       42.69
         25 |        394        3.94       46.63
         26 |         72        0.72       47.35
         27 |        115        1.15       48.50
         28 |        140        1.40       49.90
         29 |         79        0.79       50.69
         30 |        640        6.40       57.09
         31 |         52        0.52       57.61
         32 |        113        1.13       58.74
         33 |        103        1.03       59.77
         34 |         84        0.84       60.61
         35 |        345        3.45       64.06
         36 |         63        0.63       64.69
         37 |         85        0.85       65.54
         38 |         78        0.78       66.32
         39 |         70        0.70       67.02
         40 |        477        4.77       71.79
         41 |         72        0.72       72.51
         42 |         94        0.94       73.45
         43 |         69        0.69       74.14
         44 |         63        0.63       74.77
         45 |        449        4.49       79.26
         46 |         69        0.69       79.95
         47 |         81        0.81       80.76
         48 |        120        1.20       81.96
         49 |         74        0.74       82.70
         50 |        484        4.84       87.54
         51 |         81        0.81       88.35
         52 |         81        0.81       89.16
         53 |        101        1.01       90.17
         54 |         87        0.87       91.04
         55 |        384        3.84       94.88
         56 |        100        1.00       95.88
         57 |        123        1.23       97.11
         58 |         97        0.97       98.08
         59 |        109        1.09       99.17
         99 |         83        0.83      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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