Frequencies for first 10,000 rows of fda_dt variable in demo2012q2 dataset :

   Date FDA |
   received |
     report |      Freq.     Percent        Cum.
------------+-----------------------------------
   2.01e+07 |          1        0.01        0.01
   2.01e+07 |          6        0.06        0.07
   2.01e+07 |          2        0.02        0.09
   2.01e+07 |          1        0.01        0.10
   2.01e+07 |          1        0.01        0.11
   2.01e+07 |          1        0.01        0.12
   2.01e+07 |          2        0.02        0.14
   2.01e+07 |          4        0.04        0.18
   2.01e+07 |          3        0.03        0.21
   2.01e+07 |          2        0.02        0.23
   2.01e+07 |          2        0.02        0.25
   2.01e+07 |          1        0.01        0.26
   2.01e+07 |          2        0.02        0.28
   2.01e+07 |          2        0.02        0.30
   2.01e+07 |          1        0.01        0.31
   2.01e+07 |          1        0.01        0.32
   2.01e+07 |          1        0.01        0.33
   2.01e+07 |          1        0.01        0.34
   2.01e+07 |          2        0.02        0.36
   2.01e+07 |          1        0.01        0.37
   2.01e+07 |          1        0.01        0.38
   2.01e+07 |          1        0.01        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 |          2        0.02        0.44
   2.01e+07 |          8        0.08        0.52
   2.01e+07 |          3        0.03        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 |          1        0.01        0.59
   2.01e+07 |          1        0.01        0.60
   2.01e+07 |        119        1.19        1.79
   2.01e+07 |      4,941       49.41       51.20
   2.01e+07 |      2,862       28.62       79.82
   2.01e+07 |      2,018       20.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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