Frequencies for first 10,000 rows of fda_dt_num variable in demo2004q4 dataset : Date FDA | received | report | Freq. Percent Cum. ------------+----------------------------------- 02jul2004 | 2 0.02 0.02 07jul2004 | 1 0.01 0.03 08jul2004 | 2 0.02 0.05 26jul2004 | 1 0.01 0.06 27jul2004 | 2 0.02 0.08 28jul2004 | 2 0.02 0.10 29jul2004 | 1 0.01 0.11 02aug2004 | 1 0.01 0.12 09aug2004 | 1 0.01 0.13 12aug2004 | 1 0.01 0.14 13aug2004 | 1 0.01 0.15 18aug2004 | 2 0.02 0.17 19aug2004 | 1 0.01 0.18 23aug2004 | 2 0.02 0.20 25aug2004 | 1 0.01 0.21 26aug2004 | 1 0.01 0.22 27aug2004 | 1 0.01 0.23 30aug2004 | 1 0.01 0.24 31aug2004 | 1 0.01 0.25 02sep2004 | 3 0.03 0.28 03sep2004 | 2 0.02 0.30 07sep2004 | 7 0.07 0.37 08sep2004 | 1 0.01 0.38 09sep2004 | 29 0.29 0.67 10sep2004 | 1 0.01 0.68 13sep2004 | 1 0.01 0.69 15sep2004 | 3 0.03 0.72 17sep2004 | 25 0.25 0.97 20sep2004 | 7 0.07 1.04 21sep2004 | 2 0.02 1.06 22sep2004 | 1 0.01 1.07 23sep2004 | 155 1.55 2.62 27sep2004 | 1 0.01 2.63 29sep2004 | 1 0.01 2.64 01oct2004 | 802 8.02 10.66 02oct2004 | 1 0.01 10.67 04oct2004 | 1,072 10.72 21.39 05oct2004 | 606 6.06 27.45 06oct2004 | 694 6.94 34.39 07oct2004 | 716 7.16 41.55 08oct2004 | 1,161 11.61 53.16 10oct2004 | 1 0.01 53.17 11oct2004 | 406 4.06 57.23 12oct2004 | 1,230 12.30 69.53 13oct2004 | 894 8.94 78.47 14oct2004 | 682 6.82 85.29 15oct2004 | 505 5.05 90.34 16oct2004 | 145 1.45 91.79 18oct2004 | 565 5.65 97.44 19oct2004 | 256 2.56 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Dec 2015