Frequencies for first 10,000 rows of fda_dt_num variable in demo2009q2 dataset : Date FDA | received | report | Freq. Percent Cum. ------------+----------------------------------- 06jan2009 | 1 0.01 0.01 20jan2009 | 1 0.01 0.02 23jan2009 | 1 0.01 0.03 26jan2009 | 1 0.01 0.04 27jan2009 | 1 0.01 0.05 02feb2009 | 1 0.01 0.06 03feb2009 | 1 0.01 0.07 04feb2009 | 1 0.01 0.08 05feb2009 | 1 0.01 0.09 06feb2009 | 2 0.02 0.11 09feb2009 | 1 0.01 0.12 10feb2009 | 1 0.01 0.13 11feb2009 | 6 0.06 0.19 12feb2009 | 2 0.02 0.21 13feb2009 | 1 0.01 0.22 19feb2009 | 3 0.03 0.25 23feb2009 | 1 0.01 0.26 24feb2009 | 2 0.02 0.28 25feb2009 | 1 0.01 0.29 26feb2009 | 5 0.05 0.34 27feb2009 | 5 0.05 0.39 02mar2009 | 1 0.01 0.40 03mar2009 | 1 0.01 0.41 05mar2009 | 1 0.01 0.42 06mar2009 | 1 0.01 0.43 09mar2009 | 1 0.01 0.44 18mar2009 | 1 0.01 0.45 19mar2009 | 1 0.01 0.46 20mar2009 | 2 0.02 0.48 23mar2009 | 2 0.02 0.50 24mar2009 | 2 0.02 0.52 25mar2009 | 1 0.01 0.53 26mar2009 | 1 0.01 0.54 27mar2009 | 2 0.02 0.56 30mar2009 | 1 0.01 0.57 01apr2009 | 1,454 14.54 15.11 02apr2009 | 1,835 18.35 33.46 03apr2009 | 1,737 17.37 50.83 05apr2009 | 19 0.19 51.02 06apr2009 | 1,683 16.83 67.85 07apr2009 | 1,335 13.35 81.20 08apr2009 | 1,316 13.16 94.36 09apr2009 | 564 5.64 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Dec 2015