Frequencies for first 10,000 rows of fda_dt variable in demo2013q4 dataset :

   Date FDA |
   received |
       Case |      Freq.     Percent        Cum.
------------+-----------------------------------
   2.01e+07 |          1        0.01        0.01
   2.01e+07 |         58        0.58        0.59
   2.01e+07 |         49        0.49        1.08
   2.01e+07 |         94        0.94        2.02
   2.01e+07 |         52        0.52        2.54
   2.01e+07 |          4        0.04        2.58
   2.01e+07 |          3        0.03        2.61
   2.01e+07 |         65        0.65        3.26
   2.01e+07 |         69        0.69        3.95
   2.01e+07 |         69        0.69        4.64
   2.01e+07 |         46        0.46        5.10
   2.01e+07 |         81        0.81        5.91
   2.01e+07 |          2        0.02        5.93
   2.01e+07 |         42        0.42        6.35
   2.01e+07 |         76        0.76        7.11
   2.01e+07 |         73        0.73        7.84
   2.01e+07 |         67        0.67        8.51
   2.01e+07 |         66        0.66        9.17
   2.01e+07 |          1        0.01        9.18
   2.01e+07 |          1        0.01        9.19
   2.01e+07 |         33        0.33        9.52
   2.01e+07 |         80        0.80       10.32
   2.01e+07 |         58        0.58       10.90
   2.01e+07 |         57        0.57       11.47
   2.01e+07 |         74        0.74       12.21
   2.01e+07 |          2        0.02       12.23
   2.01e+07 |          2        0.02       12.25
   2.01e+07 |         78        0.78       13.03
   2.01e+07 |         63        0.63       13.66
   2.01e+07 |         55        0.55       14.21
   2.01e+07 |      1,005       10.05       24.26
   2.01e+07 |      3,319       33.19       57.45
   2.01e+07 |          3        0.03       57.48
   2.01e+07 |         39        0.39       57.87
   2.01e+07 |        386        3.86       61.73
   2.01e+07 |        324        3.24       64.97
   2.01e+07 |        194        1.94       66.91
   2.01e+07 |        266        2.66       69.57
   2.01e+07 |          1        0.01       69.58
   2.01e+07 |          5        0.05       69.63
   2.01e+07 |         66        0.66       70.29
   2.01e+07 |         54        0.54       70.83
   2.01e+07 |         71        0.71       71.54
   2.01e+07 |         62        0.62       72.16
   2.01e+07 |         78        0.78       72.94
   2.01e+07 |          1        0.01       72.95
   2.01e+07 |          4        0.04       72.99
   2.01e+07 |        125        1.25       74.24
   2.01e+07 |         88        0.88       75.12
   2.01e+07 |         54        0.54       75.66
   2.01e+07 |         71        0.71       76.37
   2.01e+07 |         77        0.77       77.14
   2.01e+07 |          1        0.01       77.15
   2.01e+07 |        110        1.10       78.25
   2.01e+07 |         85        0.85       79.10
   2.01e+07 |        110        1.10       80.20
   2.01e+07 |         36        0.36       80.56
   2.01e+07 |        100        1.00       81.56
   2.01e+07 |          1        0.01       81.57
   2.01e+07 |          2        0.02       81.59
   2.01e+07 |        121        1.21       82.80
   2.01e+07 |         81        0.81       83.61
   2.01e+07 |        110        1.10       84.71
   2.01e+07 |         87        0.87       85.58
   2.01e+07 |         78        0.78       86.36
   2.01e+07 |          2        0.02       86.38
   2.01e+07 |         68        0.68       87.06
   2.01e+07 |         61        0.61       87.67
   2.01e+07 |         61        0.61       88.28
   2.01e+07 |         71        0.71       88.99
   2.01e+07 |         69        0.69       89.68
   2.01e+07 |          2        0.02       89.70
   2.01e+07 |         81        0.81       90.51
   2.01e+07 |        102        1.02       91.53
   2.01e+07 |         85        0.85       92.38
   2.01e+07 |         82        0.82       93.20
   2.01e+07 |         74        0.74       93.94
   2.01e+07 |          4        0.04       93.98
   2.01e+07 |          1        0.01       93.99
   2.01e+07 |        108        1.08       95.07
   2.01e+07 |         61        0.61       95.68
   2.01e+07 |          4        0.04       95.72
   2.01e+07 |        175        1.75       97.47
   2.01e+07 |         67        0.67       98.14
   2.01e+07 |          2        0.02       98.16
   2.01e+07 |          2        0.02       98.18
   2.01e+07 |         98        0.98       99.16
   2.01e+07 |         84        0.84      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 6 Apr 2017