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

    Time of |
Accident-Mi |
       nute |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,008       10.08       10.08
          1 |         87        0.87       10.95
          2 |         59        0.59       11.54
          3 |         46        0.46       12.00
          4 |         47        0.47       12.47
          5 |        427        4.27       16.74
          6 |         50        0.50       17.24
          7 |         79        0.79       18.03
          8 |         57        0.57       18.60
          9 |         63        0.63       19.23
         10 |        553        5.53       24.76
         11 |         41        0.41       25.17
         12 |         65        0.65       25.82
         13 |         48        0.48       26.30
         14 |         47        0.47       26.77
         15 |        817        8.17       34.94
         16 |         44        0.44       35.38
         17 |         55        0.55       35.93
         18 |         52        0.52       36.45
         19 |         56        0.56       37.01
         20 |        562        5.62       42.63
         21 |         44        0.44       43.07
         22 |         53        0.53       43.60
         23 |         49        0.49       44.09
         24 |         17        0.17       44.26
         25 |        415        4.15       48.41
         26 |         51        0.51       48.92
         27 |         41        0.41       49.33
         28 |         53        0.53       49.86
         29 |         38        0.38       50.24
         30 |      1,015       10.15       60.39
         31 |         37        0.37       60.76
         32 |         54        0.54       61.30
         33 |         26        0.26       61.56
         34 |         47        0.47       62.03
         35 |        398        3.98       66.01
         36 |         26        0.26       66.27
         37 |         73        0.73       67.00
         38 |         92        0.92       67.92
         39 |         48        0.48       68.40
         40 |        513        5.13       73.53
         41 |         60        0.60       74.13
         42 |         57        0.57       74.70
         43 |         68        0.68       75.38
         44 |         64        0.64       76.02
         45 |        773        7.73       83.75
         46 |         45        0.45       84.20
         47 |         18        0.18       84.38
         48 |         50        0.50       84.88
         49 |         36        0.36       85.24
         50 |        583        5.83       91.07
         51 |         40        0.40       91.47
         52 |         51        0.51       91.98
         53 |         52        0.52       92.50
         54 |         55        0.55       93.05
         55 |        443        4.43       97.48
         56 |         80        0.80       98.28
         57 |         56        0.56       98.84
         58 |         49        0.49       99.33
         59 |         51        0.51       99.84
         99 |         16        0.16      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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