Frequencies for first 10,000 rows of fda_dt variable in demo2010q1 dataset :

   Date FDA |
   received |
     report |      Freq.     Percent        Cum.
------------+-----------------------------------
   2.01e+07 |          2        0.02        0.02
   2.01e+07 |          1        0.01        0.03
   2.01e+07 |          8        0.08        0.11
   2.01e+07 |          3        0.03        0.14
   2.01e+07 |          5        0.05        0.19
   2.01e+07 |          1        0.01        0.20
   2.01e+07 |          1        0.01        0.21
   2.01e+07 |          3        0.03        0.24
   2.01e+07 |          1        0.01        0.25
   2.01e+07 |          4        0.04        0.29
   2.01e+07 |          2        0.02        0.31
   2.01e+07 |          1        0.01        0.32
   2.01e+07 |          1        0.01        0.33
   2.01e+07 |          2        0.02        0.35
   2.01e+07 |          1        0.01        0.36
   2.01e+07 |          3        0.03        0.39
   2.01e+07 |          1        0.01        0.40
   2.01e+07 |          1        0.01        0.41
   2.01e+07 |          1        0.01        0.42
   2.01e+07 |          1        0.01        0.43
   2.01e+07 |          1        0.01        0.44
   2.01e+07 |          2        0.02        0.46
   2.01e+07 |          3        0.03        0.49
   2.01e+07 |          1        0.01        0.50
   2.01e+07 |          2        0.02        0.52
   2.01e+07 |          2        0.02        0.54
   2.01e+07 |          1        0.01        0.55
   2.01e+07 |          1        0.01        0.56
   2.01e+07 |          1        0.01        0.57
   2.01e+07 |          1        0.01        0.58
   2.01e+07 |          2        0.02        0.60
   2.01e+07 |          1        0.01        0.61
   2.01e+07 |          2        0.02        0.63
   2.01e+07 |         61        0.61        1.24
   2.01e+07 |         10        0.10        1.34
   2.01e+07 |          5        0.05        1.39
   2.01e+07 |      1,573       15.73       17.12
   2.01e+07 |      1,115       11.15       28.27
   2.01e+07 |      1,085       10.85       39.12
   2.01e+07 |      1,276       12.76       51.88
   2.01e+07 |      1,792       17.92       69.80
   2.01e+07 |          1        0.01       69.81
   2.01e+07 |          2        0.02       69.83
   2.01e+07 |      1,374       13.74       83.57
   2.01e+07 |        965        9.65       93.22
   2.01e+07 |        678        6.78      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Dec 2015