Frequencies for first 10,000 rows of obsstay variable in nhamcsed2011 dataset : Difference | between Time | of ED | discharge and | observation | unit discharge | Freq. Percent Cum. ---------------+----------------------------------- Blank | 370 3.70 3.70 Not Applicable | 9,500 95.00 98.70 0 | 1 0.01 98.71 2 | 2 0.02 98.73 6 | 1 0.01 98.74 9 | 1 0.01 98.75 30 | 1 0.01 98.76 32 | 1 0.01 98.77 38 | 2 0.02 98.79 40 | 1 0.01 98.80 43 | 1 0.01 98.81 46 | 1 0.01 98.82 49 | 1 0.01 98.83 60 | 1 0.01 98.84 70 | 1 0.01 98.85 113 | 1 0.01 98.86 120 | 1 0.01 98.87 163 | 1 0.01 98.88 198 | 1 0.01 98.89 238 | 1 0.01 98.90 240 | 1 0.01 98.91 259 | 1 0.01 98.92 270 | 1 0.01 98.93 277 | 1 0.01 98.94 312 | 1 0.01 98.95 317 | 1 0.01 98.96 480 | 1 0.01 98.97 501 | 1 0.01 98.98 531 | 1 0.01 98.99 555 | 1 0.01 99.00 585 | 1 0.01 99.01 595 | 1 0.01 99.02 603 | 1 0.01 99.03 630 | 1 0.01 99.04 635 | 1 0.01 99.05 645 | 1 0.01 99.06 656 | 1 0.01 99.07 661 | 1 0.01 99.08 710 | 1 0.01 99.09 712 | 1 0.01 99.10 716 | 1 0.01 99.11 720 | 1 0.01 99.12 733 | 1 0.01 99.13 735 | 1 0.01 99.14 768 | 1 0.01 99.15 772 | 1 0.01 99.16 789 | 1 0.01 99.17 829 | 1 0.01 99.18 851 | 1 0.01 99.19 852 | 1 0.01 99.20 885 | 1 0.01 99.21 892 | 1 0.01 99.22 905 | 1 0.01 99.23 917 | 1 0.01 99.24 940 | 1 0.01 99.25 958 | 1 0.01 99.26 1000 | 1 0.01 99.27 1020 | 1 0.01 99.28 1022 | 1 0.01 99.29 1030 | 1 0.01 99.30 1078 | 1 0.01 99.31 1094 | 1 0.01 99.32 1097 | 1 0.01 99.33 1103 | 1 0.01 99.34 1140 | 1 0.01 99.35 1149 | 1 0.01 99.36 1153 | 1 0.01 99.37 1163 | 1 0.01 99.38 1204 | 1 0.01 99.39 1208 | 1 0.01 99.40 1233 | 2 0.02 99.42 1235 | 1 0.01 99.43 1259 | 1 0.01 99.44 1274 | 1 0.01 99.45 1300 | 1 0.01 99.46 1311 | 1 0.01 99.47 1325 | 1 0.01 99.48 1339 | 1 0.01 99.49 1360 | 1 0.01 99.50 1362 | 1 0.01 99.51 1365 | 1 0.01 99.52 1395 | 1 0.01 99.53 1440 | 2 0.02 99.55 1448 | 1 0.01 99.56 1449 | 1 0.01 99.57 1481 | 1 0.01 99.58 1540 | 1 0.01 99.59 1543 | 1 0.01 99.60 1579 | 1 0.01 99.61 1604 | 1 0.01 99.62 1685 | 1 0.01 99.63 1701 | 1 0.01 99.64 1709 | 1 0.01 99.65 1735 | 1 0.01 99.66 1736 | 1 0.01 99.67 1744 | 1 0.01 99.68 1785 | 1 0.01 99.69 1863 | 1 0.01 99.70 1872 | 1 0.01 99.71 1954 | 1 0.01 99.72 1998 | 1 0.01 99.73 2037 | 1 0.01 99.74 2100 | 1 0.01 99.75 2210 | 1 0.01 99.76 2310 | 1 0.01 99.77 2340 | 1 0.01 99.78 2343 | 1 0.01 99.79 2360 | 1 0.01 99.80 2370 | 1 0.01 99.81 2373 | 1 0.01 99.82 2431 | 1 0.01 99.83 2450 | 1 0.01 99.84 2518 | 1 0.01 99.85 2538 | 1 0.01 99.86 2549 | 1 0.01 99.87 2761 | 1 0.01 99.88 2775 | 1 0.01 99.89 2878 | 1 0.01 99.90 2880 | 1 0.01 99.91 2988 | 1 0.01 99.92 2997 | 1 0.01 99.93 3230 | 2 0.02 99.95 3273 | 1 0.01 99.96 3570 | 1 0.01 99.97 3706 | 1 0.01 99.98 3790 | 1 0.01 99.99 4317 | 1 0.01 100.00 ---------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016