Frequencies for first 10,000 rows of po_box variable in addr2540_96 dataset : Post Office Box | Freq. Percent Cum. ----------------------+----------------------------------- | 9,376 93.76 93.76 0 | 5 0.05 93.81 10 | 3 0.03 93.84 1000 | 1 0.01 93.85 1002 | 2 0.02 93.87 1005 | 1 0.01 93.88 100A | 1 0.01 93.89 101 | 1 0.01 93.90 1010 | 1 0.01 93.91 1012 | 1 0.01 93.92 10249 | 1 0.01 93.93 10255 | 1 0.01 93.94 1029 | 1 0.01 93.95 1039 | 2 0.02 93.97 1047 | 1 0.01 93.98 1048 | 1 0.01 93.99 10701 | 1 0.01 94.00 108 | 1 0.01 94.01 1080 | 2 0.02 94.03 1087 | 1 0.01 94.04 1090 | 1 0.01 94.05 1100 | 1 0.01 94.06 110247 | 1 0.01 94.07 1107 | 2 0.02 94.09 111 | 1 0.01 94.10 1110 | 1 0.01 94.11 111539 | 1 0.01 94.12 1121 | 1 0.01 94.13 1126 | 1 0.01 94.14 1144 | 1 0.01 94.15 115 | 1 0.01 94.16 1159 | 1 0.01 94.17 1160 | 1 0.01 94.18 1164 | 1 0.01 94.19 118 | 1 0.01 94.20 1190 | 1 0.01 94.21 1218 | 1 0.01 94.22 1227 | 1 0.01 94.23 1230 | 1 0.01 94.24 1236 | 1 0.01 94.25 1247 | 1 0.01 94.26 1254 | 1 0.01 94.27 126 | 1 0.01 94.28 127 | 1 0.01 94.29 1278 | 1 0.01 94.30 128 | 1 0.01 94.31 130 | 2 0.02 94.33 1309 | 1 0.01 94.34 1310 | 1 0.01 94.35 1326 | 1 0.01 94.36 1329 | 1 0.01 94.37 133 | 1 0.01 94.38 134 | 1 0.01 94.39 1347 | 1 0.01 94.40 1349 | 1 0.01 94.41 135 | 1 0.01 94.42 136 | 1 0.01 94.43 137 | 1 0.01 94.44 1376 | 2 0.02 94.46 14 | 1 0.01 94.47 1408 | 1 0.01 94.48 1449 | 1 0.01 94.49 145390 | 1 0.01 94.50 1460 | 1 0.01 94.51 1466 | 1 0.01 94.52 1471 | 1 0.01 94.53 1476 | 1 0.01 94.54 148 | 2 0.02 94.56 149 | 2 0.02 94.58 150 | 2 0.02 94.60 1510 | 1 0.01 94.61 152 | 1 0.01 94.62 153 | 1 0.01 94.63 1535 | 1 0.01 94.64 15471 | 1 0.01 94.65 156 | 1 0.01 94.66 1567 | 1 0.01 94.67 157 | 1 0.01 94.68 158 | 1 0.01 94.69 15865 | 1 0.01 94.70 159 | 4 0.04 94.74 16 | 1 0.01 94.75 160 | 2 0.02 94.77 1640 | 1 0.01 94.78 1650 | 1 0.01 94.79 1655 | 1 0.01 94.80 166 | 1 0.01 94.81 1688 | 1 0.01 94.82 170 | 2 0.02 94.84 1707 | 1 0.01 94.85 1718 | 1 0.01 94.86 175 | 1 0.01 94.87 1750 | 1 0.01 94.88 177 | 2 0.02 94.90 1789 | 1 0.01 94.91 180 | 2 0.02 94.93 1800 | 1 0.01 94.94 1825 | 1 0.01 94.95 1846 | 1 0.01 94.96 1847 | 1 0.01 94.97 186 | 2 0.02 94.99 1864 | 1 0.01 95.00 1869 | 1 0.01 95.01 187 | 3 0.03 95.04 188 | 2 0.02 95.06 18A | 1 0.01 95.07 190 | 3 0.03 95.10 194 | 1 0.01 95.11 1940 | 1 0.01 95.12 197 | 1 0.01 95.13 1976 | 1 0.01 95.14 199 | 1 0.01 95.15 2001 | 1 0.01 95.16 2028 | 1 0.01 95.17 207 | 1 0.01 95.18 216 | 1 0.01 95.19 218 | 2 0.02 95.21 2187 | 1 0.01 95.22 219 | 4 0.04 95.26 220130 | 1 0.01 95.27 2209 | 1 0.01 95.28 222 | 1 0.01 95.29 223C | 1 0.01 95.30 2244 | 1 0.01 95.31 229 | 1 0.01 95.32 2327 | 1 0.01 95.33 2344 | 1 0.01 95.34 2357 | 1 0.01 95.35 237 | 1 0.01 95.36 24 | 1 0.01 95.37 2400 | 1 0.01 95.38 2413 | 1 0.01 95.39 2420 | 1 0.01 95.40 24550 | 1 0.01 95.41 246 | 1 0.01 95.42 247 | 5 0.05 95.47 248 | 3 0.03 95.50 249 | 3 0.03 95.53 250 | 2 0.02 95.55 258 | 1 0.01 95.56 26 | 1 0.01 95.57 261 | 1 0.01 95.58 263 | 1 0.01 95.59 26300 | 1 0.01 95.60 265 | 1 0.01 95.61 2680 | 1 0.01 95.62 269 | 1 0.01 95.63 270 | 4 0.04 95.67 271 | 1 0.01 95.68 273 | 1 0.01 95.69 274 | 1 0.01 95.70 2747 | 1 0.01 95.71 277 | 1 0.01 95.72 28 | 1 0.01 95.73 280 | 1 0.01 95.74 283 | 1 0.01 95.75 286 | 1 0.01 95.76 287 | 1 0.01 95.77 2877 | 1 0.01 95.78 288 | 1 0.01 95.79 2926 | 1 0.01 95.80 293 | 1 0.01 95.81 296 | 1 0.01 95.82 299 | 3 0.03 95.85 2999 | 1 0.01 95.86 3 | 1 0.01 95.87 30 | 1 0.01 95.88 3013 | 1 0.01 95.89 303 | 1 0.01 95.90 30427 | 1 0.01 95.91 30643 | 1 0.01 95.92 3068 | 1 0.01 95.93 307 | 3 0.03 95.96 3070 | 1 0.01 95.97 308 | 3 0.03 96.00 309 | 2 0.02 96.02 310 | 3 0.03 96.05 311227 | 1 0.01 96.06 314 | 1 0.01 96.07 315 | 1 0.01 96.08 318 | 1 0.01 96.09 319 | 2 0.02 96.11 32 | 1 0.01 96.12 323 | 1 0.01 96.13 325 | 1 0.01 96.14 326 | 2 0.02 96.16 327 | 1 0.01 96.17 328 | 1 0.01 96.18 329 | 1 0.01 96.19 330 | 1 0.01 96.20 3303 | 1 0.01 96.21 335 | 1 0.01 96.22 336 | 1 0.01 96.23 338 | 1 0.01 96.24 3389 | 1 0.01 96.25 339 | 2 0.02 96.27 34 | 1 0.01 96.28 34 - A | 1 0.01 96.29 340 | 4 0.04 96.33 3409 | 1 0.01 96.34 3427 | 1 0.01 96.35 3438 GS | 1 0.01 96.36 346 | 1 0.01 96.37 34A | 1 0.01 96.38 350 | 3 0.03 96.41 352 | 1 0.01 96.42 356 | 1 0.01 96.43 35887 | 1 0.01 96.44 362 | 1 0.01 96.45 365 | 2 0.02 96.47 366 | 2 0.02 96.49 367 | 2 0.02 96.51 368 | 1 0.01 96.52 369 | 2 0.02 96.54 370 | 3 0.03 96.57 37000 | 1 0.01 96.58 375 | 1 0.01 96.59 37573 | 1 0.01 96.60 376 | 1 0.01 96.61 377 | 1 0.01 96.62 379 | 2 0.02 96.64 38 | 3 0.03 96.67 380 | 1 0.01 96.68 385 | 1 0.01 96.69 388 | 1 0.01 96.70 39 | 1 0.01 96.71 390 | 1 0.01 96.72 3911 | 1 0.01 96.73 393 | 1 0.01 96.74 395 | 1 0.01 96.75 398 | 2 0.02 96.77 399 | 2 0.02 96.79 3B | 1 0.01 96.80 40 | 3 0.03 96.83 400 | 2 0.02 96.85 401 | 1 0.01 96.86 40175 | 1 0.01 96.87 402 | 1 0.01 96.88 403 | 1 0.01 96.89 40416 | 1 0.01 96.90 406 | 1 0.01 96.91 4068 | 1 0.01 96.92 407 | 2 0.02 96.94 408 | 2 0.02 96.96 410 | 1 0.01 96.97 4210 | 1 0.01 96.98 425 | 1 0.01 96.99 426 | 1 0.01 97.00 427 | 3 0.03 97.03 428 | 2 0.02 97.05 429 | 1 0.01 97.06 430 | 3 0.03 97.09 4327 | 1 0.01 97.10 436 | 1 0.01 97.11 438 | 1 0.01 97.12 439 | 1 0.01 97.13 44 | 1 0.01 97.14 446 | 1 0.01 97.15 447 | 2 0.02 97.17 448 | 2 0.02 97.19 449 | 2 0.02 97.21 45 | 1 0.01 97.22 459 | 4 0.04 97.26 465 | 3 0.03 97.29 466-DTS | 1 0.01 97.30 468 | 2 0.02 97.32 476 | 2 0.02 97.34 4767 | 1 0.01 97.35 480 | 1 0.01 97.36 488 | 5 0.05 97.41 489 | 4 0.04 97.45 49 | 2 0.02 97.47 490 | 2 0.02 97.49 497 | 1 0.01 97.50 499 | 2 0.02 97.52 5 | 1 0.01 97.53 500 | 2 0.02 97.55 501 | 1 0.01 97.56 5038 | 1 0.01 97.57 505 | 1 0.01 97.58 5067 | 1 0.01 97.59 51 | 1 0.01 97.60 510 | 2 0.02 97.62 5159 | 1 0.01 97.63 5185 | 1 0.01 97.64 52009 | 1 0.01 97.65 525 | 2 0.02 97.67 526 | 1 0.01 97.68 5309 | 1 0.01 97.69 537 | 1 0.01 97.70 54 | 1 0.01 97.71 540 | 1 0.01 97.72 540760 | 1 0.01 97.73 546 | 1 0.01 97.74 547 | 3 0.03 97.77 5487 | 1 0.01 97.78 549 | 2 0.02 97.80 54A | 1 0.01 97.81 556 | 1 0.01 97.82 55A | 1 0.01 97.83 560 | 1 0.01 97.84 5600 | 1 0.01 97.85 565 | 1 0.01 97.86 566 | 1 0.01 97.87 5737 | 1 0.01 97.88 577 | 1 0.01 97.89 578 | 3 0.03 97.92 579 | 1 0.01 97.93 580 | 1 0.01 97.94 588 | 1 0.01 97.95 589 | 2 0.02 97.97 590 | 1 0.01 97.98 591 | 1 0.01 97.99 593 | 1 0.01 98.00 599 | 1 0.01 98.01 605 | 1 0.01 98.02 607 | 3 0.03 98.05 608 | 2 0.02 98.07 612 | 1 0.01 98.08 617 | 1 0.01 98.09 6179 | 1 0.01 98.10 618 | 1 0.01 98.11 618306 | 1 0.01 98.12 6208 | 1 0.01 98.13 623 | 1 0.01 98.14 628 | 1 0.01 98.15 629 | 1 0.01 98.16 63 | 1 0.01 98.17 636 | 2 0.02 98.19 638 | 1 0.01 98.20 639 | 3 0.03 98.23 640 | 2 0.02 98.25 645 | 2 0.02 98.27 646 | 1 0.01 98.28 648 | 1 0.01 98.29 649 | 1 0.01 98.30 650 | 1 0.01 98.31 6505 | 1 0.01 98.32 651 | 1 0.01 98.33 653 | 1 0.01 98.34 659 | 1 0.01 98.35 66 | 1 0.01 98.36 66062 | 1 0.01 98.37 661 | 2 0.02 98.39 662 | 1 0.01 98.40 66604 | 1 0.01 98.41 66614-200 | 1 0.01 98.42 667 | 3 0.03 98.45 66720 | 1 0.01 98.46 670 | 1 0.01 98.47 673 | 1 0.01 98.48 676 | 2 0.02 98.50 677 | 1 0.01 98.51 6787 | 1 0.01 98.52 68 | 2 0.02 98.54 683 | 1 0.01 98.55 69 | 1 0.01 98.56 694 | 1 0.01 98.57 696 | 1 0.01 98.58 698 | 3 0.03 98.61 7 | 1 0.01 98.62 70 | 2 0.02 98.64 700 | 2 0.02 98.66 702126 | 1 0.01 98.67 708 | 2 0.02 98.69 71 | 1 0.01 98.70 712 | 1 0.01 98.71 716 | 1 0.01 98.72 719 | 1 0.01 98.73 727 | 1 0.01 98.74 728 | 1 0.01 98.75 740 | 2 0.02 98.77 746 | 1 0.01 98.78 749 | 2 0.02 98.80 756 | 2 0.02 98.82 757 | 2 0.02 98.84 765 | 3 0.03 98.87 767 | 1 0.01 98.88 778 | 1 0.01 98.89 78 | 1 0.01 98.90 780 | 1 0.01 98.91 787 | 1 0.01 98.92 789 | 1 0.01 98.93 790 | 1 0.01 98.94 797 | 1 0.01 98.95 799 | 1 0.01 98.96 8 | 2 0.02 98.98 800 | 1 0.01 98.99 804 | 1 0.01 99.00 810 | 1 0.01 99.01 812 | 1 0.01 99.02 819 | 2 0.02 99.04 829 | 1 0.01 99.05 830 | 1 0.01 99.06 838 | 1 0.01 99.07 843 | 1 0.01 99.08 8442 | 1 0.01 99.09 848 | 1 0.01 99.10 849 | 1 0.01 99.11 850 | 1 0.01 99.12 855 | 1 0.01 99.13 859 | 2 0.02 99.15 86 | 1 0.01 99.16 869 | 1 0.01 99.17 877 | 1 0.01 99.18 879 | 2 0.02 99.20 880 | 2 0.02 99.22 884 | 1 0.01 99.23 885 | 1 0.01 99.24 886 | 1 0.01 99.25 888 | 1 0.01 99.26 88885 | 1 0.01 99.27 89 | 1 0.01 99.28 895 | 1 0.01 99.29 9 | 1 0.01 99.30 9056 | 1 0.01 99.31 907 | 1 0.01 99.32 909 | 1 0.01 99.33 910 | 1 0.01 99.34 9100 | 1 0.01 99.35 927 | 1 0.01 99.36 92A | 1 0.01 99.37 934065 | 1 0.01 99.38 938 | 1 0.01 99.39 940 | 1 0.01 99.40 949 | 1 0.01 99.41 958 | 1 0.01 99.42 959 | 1 0.01 99.43 966 | 1 0.01 99.44 968 | 1 0.01 99.45 969 | 2 0.02 99.47 97 | 3 0.03 99.50 970 | 1 0.01 99.51 9766 | 1 0.01 99.52 98 | 1 0.01 99.53 982 | 1 0.01 99.54 999 | 1 0.01 99.55 A | 3 0.03 99.58 AA | 1 0.01 99.59 B | 1 0.01 99.60 BOX 246 | 1 0.01 99.61 BOX 396 | 1 0.01 99.62 BOX 636 | 1 0.01 99.63 BOX 919-05 | 1 0.01 99.64 D 36 | 1 0.01 99.65 H | 1 0.01 99.66 N/A | 1 0.01 99.67 P.O. 1395 | 1 0.01 99.68 P.O. BOX | 1 0.01 99.69 P.O. BOX 232 | 1 0.01 99.70 P.O. BOX 3 | 1 0.01 99.71 P.O. BOX 3397 | 1 0.01 99.72 P.O. BOX 370 | 1 0.01 99.73 P.O. BOX 49 | 1 0.01 99.74 P.O. BOX 52389 | 1 0.01 99.75 P.O. BOX 69 | 1 0.01 99.76 PO BOX 11 | 1 0.01 99.77 PO BOX 12 | 3 0.03 99.80 PO BOX 18 | 1 0.01 99.81 PO BOX 19 | 1 0.01 99.82 PO BOX 30 | 2 0.02 99.84 PO BOX 306 | 1 0.01 99.85 PO BOX 307 | 1 0.01 99.86 PO BOX 31 | 1 0.01 99.87 PO BOX 33 | 1 0.01 99.88 PO BOX 36 | 2 0.02 99.90 PO BOX 39 | 2 0.02 99.92 PO BOX 40977 | 1 0.01 99.93 PO BOX 60 | 1 0.01 99.94 PO BOX 69 | 1 0.01 99.95 PO BOX 86 | 1 0.01 99.96 POST OFFICE BOX 849 | 1 0.01 99.97 RR1 | 1 0.01 99.98 RT3 BOX B | 1 0.01 99.99 SUITE 106 | 1 0.01 100.00 ----------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Feb 2018