Frequencies for first 10,000 rows of drg5ing2 variable in nhamcsed2004 dataset : ingredient code #2 for medication | #5 | Freq. Percent Cum. ------------------------------------+----------------------------------- benzocaine | 1 0.01 0.01 benzyl benzoate | 1 0.01 0.02 caffeine | 1 0.01 0.03 dichloralphenazone | 1 0.01 0.04 diphenhydramine | 1 0.01 0.05 dipyridamole | 1 0.01 0.06 niacin | 1 0.01 0.07 oxycodone | 1 0.01 0.08 pectin | 1 0.01 0.09 phenobarbital | 1 0.01 0.10 pyridoxine | 3 0.03 0.13 riboflavin | 1 0.01 0.14 salicylic acid | 1 0.01 0.15 scopolamine hbr | 3 0.03 0.18 sodium citrate | 1 0.01 0.19 tetanus toxoid | 4 0.04 0.23 triamterene | 1 0.01 0.24 trimethoprim | 6 0.06 0.30 vitamin c | 1 0.01 0.31 salmeterol | 7 0.07 0.38 telmisartan | 1 0.01 0.39 ethinyl estradiol | 1 0.01 0.40 magnesium hydroxide | 1 0.01 0.41 propoxyphene napsylate | 7 0.07 0.48 aloe vera | 1 0.01 0.49 bacitracin zinc | 1 0.01 0.50 hydrocodone bitartrate | 41 0.41 0.91 homatropine methyl bromide | 2 0.02 0.93 codeine phosphate | 4 0.04 0.97 ampicillin sodium | 1 0.01 0.98 pseudoephedrine hcl | 1 0.01 0.99 oxycodone hcl | 25 0.25 1.24 tramadol hcl | 2 0.02 1.26 clavulanate potassium | 4 0.04 1.30 albuterol sulfate | 5 0.05 1.35 promethazine hcl | 2 0.02 1.37 losartan potassium | 4 0.04 1.41 amlodipine besylate | 5 0.05 1.46 ticarcillin disodium | 1 0.01 1.47 hydrocodone polistirex | 2 0.02 1.49 tazobactam sodium | 1 0.01 1.50 misoprostol | 1 0.01 1.51 . | 9,849 98.49 100.00 ------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016