Frequencies for first 10,000 rows of lot_num variable in drug2004q4 dataset : Lot number of the drug | Freq. Percent Cum. ------------------------------------+----------------------------------- | 9,633 96.33 96.33 00158899 | 1 0.01 96.34 0085W | 1 0.01 96.35 02KJJ | 1 0.01 96.36 0301554 | 1 0.01 96.37 0327192 | 4 0.04 96.41 0327705 | 1 0.01 96.42 0331768 | 1 0.01 96.43 03C00604 | 1 0.01 96.44 03H082A | 2 0.02 96.46 0406244 | 3 0.03 96.49 0415039 | 1 0.01 96.50 0433511 | 1 0.01 96.51 04D1057 | 1 0.01 96.52 04D113 | 1 0.01 96.53 1014718 | 1 0.01 96.54 1017418 | 2 0.02 96.56 1017420 | 1 0.01 96.57 1017425 | 3 0.03 96.60 1017565 | 3 0.03 96.63 1017781 | 1 0.01 96.64 1017783 | 3 0.03 96.67 1018274 | 3 0.03 96.70 1018320 | 2 0.02 96.72 1018329 | 1 0.01 96.73 1018598 | 3 0.03 96.76 1019146 | 1 0.01 96.77 1019273 | 1 0.01 96.78 1019446 | 1 0.01 96.79 1019583 | 2 0.02 96.81 1020097 | 3 0.03 96.84 1020247 | 6 0.06 96.90 110629A40 | 1 0.01 96.91 11348 EV | 2 0.02 96.93 120719A05 | 1 0.01 96.94 131262T | 1 0.01 96.95 140240 | 1 0.01 96.96 140262 | 1 0.01 96.97 140364 | 1 0.01 96.98 15182 FJ | 2 0.02 97.00 15224L | 1 0.01 97.01 16034QP | 1 0.01 97.02 161272T | 1 0.01 97.03 16370 3A | 3 0.03 97.06 1673827 | 1 0.01 97.07 216 | 1 0.01 97.08 24353V | 1 0.01 97.09 2500L46 | 1 0.01 97.10 283634B | 1 0.01 97.11 286374C | 1 0.01 97.12 2G02N1 | 1 0.01 97.13 2LO4N3 | 1 0.01 97.14 3077 | 1 0.01 97.15 3410 | 1 0.01 97.16 3416 | 1 0.01 97.17 3B09N3 | 1 0.01 97.18 3D2889 | 1 0.01 97.19 3G03N3 | 1 0.01 97.20 3K1002 | 1 0.01 97.21 3K72661 | 1 0.01 97.22 3L736 | 1 0.01 97.23 3P738 | 1 0.01 97.24 3P745, | 1 0.01 97.25 40704561 | 1 0.01 97.26 4074V41 | 1 0.01 97.27 4156SG51 | 1 0.01 97.28 42425029 | 1 0.01 97.29 4D015 | 1 0.01 97.30 4RNKA715 | 9 0.09 97.39 7143 | 1 0.01 97.40 766217A | 1 0.01 97.41 8006830 | 1 0.01 97.42 816684103 | 1 0.01 97.43 94208A | 1 0.01 97.44 B122654 | 1 0.01 97.45 B133405 | 1 0.01 97.46 BXBR9RE1 | 1 0.01 97.47 C095949 | 1 0.01 97.48 C10355 | 1 0.01 97.49 D030729 | 1 0.01 97.50 DEA:BR3457442 | 1 0.01 97.51 FF3B21C | 1 0.01 97.52 G102 | 1 0.01 97.53 H4017 | 1 0.01 97.54 J4E029 | 1 0.01 97.55 J4E209 | 1 0.01 97.56 J4H037 | 1 0.01 97.57 JAA70 | 1 0.01 97.58 K01704B | 1 0.01 97.59 KD0545A | 1 0.01 97.60 KE0093 | 1 0.01 97.61 L4465 | 1 0.01 97.62 NA | 1 0.01 97.63 NA01 | 1 0.01 97.64 NA02 | 1 0.01 97.65 NA03 | 1 0.01 97.66 NA04 | 1 0.01 97.67 NO769AA | 2 0.02 97.69 NOT PROVIDED | 26 0.26 97.95 NR672941B | 1 0.01 97.96 NR67294B | 1 0.01 97.97 P01021 | 1 0.01 97.98 P01029 | 1 0.01 97.99 P01039 | 1 0.01 98.00 P01042 | 1 0.01 98.01 P01047 | 1 0.01 98.02 P011439 | 1 0.01 98.03 P21018 | 1 0.01 98.04 P30030 | 1 0.01 98.05 P30042 | 1 0.01 98.06 P30055 | 2 0.02 98.08 P30071 | 1 0.01 98.09 P30075 | 1 0.01 98.10 P7086 | 1 0.01 98.11 S02600 | 1 0.01 98.12 S03410 | 1 0.01 98.13 S04800 | 1 0.01 98.14 S0485 | 1 0.01 98.15 S125000 | 1 0.01 98.16 TA8569A | 1 0.01 98.17 TB2259A | 1 0.01 98.18 TEC2BE | 1 0.01 98.19 U138250 | 1 0.01 98.20 UKN | 1 0.01 98.21 UNK | 33 0.33 98.54 UNKNOWN | 142 1.42 99.96 WW9860AMX | 1 0.01 99.97 X0304441 | 1 0.01 99.98 Y8333V42 | 1 0.01 99.99 [NOT ENTERED] | 1 0.01 100.00 ------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Dec 2015