Frequencies for first 10,000 rows of prov0005 variable in pos1995 dataset : accreditati | on | expiration | date | Freq. Percent Cum. ------------+----------------------------------- | 9,294 92.94 92.94 670701 | 1 0.01 92.95 690701 | 1 0.01 92.96 820801 | 1 0.01 92.97 830922 | 2 0.02 92.99 840707 | 1 0.01 93.00 840826 | 1 0.01 93.01 841109 | 1 0.01 93.02 860326 | 1 0.01 93.03 860415 | 1 0.01 93.04 860620 | 1 0.01 93.05 860708 | 1 0.01 93.06 860914 | 1 0.01 93.07 861013 | 1 0.01 93.08 861021 | 1 0.01 93.09 861117 | 1 0.01 93.10 861215 | 1 0.01 93.11 870131 | 1 0.01 93.12 870406 | 1 0.01 93.13 870515 | 1 0.01 93.14 870629 | 1 0.01 93.15 870731 | 1 0.01 93.16 871109 | 1 0.01 93.17 871130 | 1 0.01 93.18 871231 | 1 0.01 93.19 880101 | 1 0.01 93.20 880115 | 1 0.01 93.21 880302 | 1 0.01 93.22 880401 | 1 0.01 93.23 880413 | 1 0.01 93.24 880420 | 1 0.01 93.25 880423 | 1 0.01 93.26 880430 | 1 0.01 93.27 880501 | 1 0.01 93.28 880614 | 1 0.01 93.29 880627 | 1 0.01 93.30 880710 | 1 0.01 93.31 880716 | 1 0.01 93.32 880719 | 1 0.01 93.33 880814 | 1 0.01 93.34 880816 | 1 0.01 93.35 880818 | 1 0.01 93.36 880823 | 1 0.01 93.37 880825 | 1 0.01 93.38 880906 | 1 0.01 93.39 880911 | 1 0.01 93.40 880919 | 1 0.01 93.41 881114 | 1 0.01 93.42 881205 | 1 0.01 93.43 881220 | 1 0.01 93.44 890101 | 1 0.01 93.45 890116 | 1 0.01 93.46 890127 | 1 0.01 93.47 890131 | 1 0.01 93.48 890206 | 1 0.01 93.49 890219 | 1 0.01 93.50 890221 | 2 0.02 93.52 890301 | 2 0.02 93.54 890315 | 1 0.01 93.55 890326 | 1 0.01 93.56 890402 | 1 0.01 93.57 890407 | 1 0.01 93.58 890417 | 1 0.01 93.59 890420 | 1 0.01 93.60 890506 | 1 0.01 93.61 890508 | 1 0.01 93.62 890521 | 1 0.01 93.63 890528 | 1 0.01 93.64 890616 | 2 0.02 93.66 890622 | 1 0.01 93.67 890701 | 1 0.01 93.68 890718 | 1 0.01 93.69 890721 | 1 0.01 93.70 890722 | 1 0.01 93.71 890723 | 1 0.01 93.72 890724 | 1 0.01 93.73 890805 | 1 0.01 93.74 890815 | 1 0.01 93.75 890903 | 1 0.01 93.76 891008 | 1 0.01 93.77 891017 | 1 0.01 93.78 891025 | 1 0.01 93.79 891030 | 1 0.01 93.80 891101 | 1 0.01 93.81 891106 | 1 0.01 93.82 891112 | 1 0.01 93.83 891115 | 1 0.01 93.84 891117 | 1 0.01 93.85 891118 | 1 0.01 93.86 891231 | 1 0.01 93.87 900204 | 1 0.01 93.88 900205 | 1 0.01 93.89 900213 | 1 0.01 93.90 900225 | 1 0.01 93.91 900302 | 1 0.01 93.92 900320 | 1 0.01 93.93 900328 | 1 0.01 93.94 900401 | 1 0.01 93.95 900403 | 1 0.01 93.96 900414 | 1 0.01 93.97 900415 | 2 0.02 93.99 900422 | 1 0.01 94.00 900423 | 1 0.01 94.01 900501 | 2 0.02 94.03 900508 | 2 0.02 94.05 900510 | 1 0.01 94.06 900513 | 1 0.01 94.07 900612 | 1 0.01 94.08 900623 | 1 0.01 94.09 900625 | 1 0.01 94.10 900626 | 1 0.01 94.11 900630 | 1 0.01 94.12 900706 | 1 0.01 94.13 900714 | 1 0.01 94.14 900731 | 1 0.01 94.15 900801 | 1 0.01 94.16 900806 | 1 0.01 94.17 901007 | 1 0.01 94.18 901013 | 1 0.01 94.19 901016 | 1 0.01 94.20 901101 | 1 0.01 94.21 901202 | 1 0.01 94.22 901212 | 1 0.01 94.23 910125 | 1 0.01 94.24 910126 | 1 0.01 94.25 910210 | 1 0.01 94.26 910213 | 1 0.01 94.27 910218 | 1 0.01 94.28 910228 | 2 0.02 94.30 910301 | 1 0.01 94.31 910305 | 1 0.01 94.32 910310 | 1 0.01 94.33 910315 | 1 0.01 94.34 910316 | 1 0.01 94.35 910407 | 1 0.01 94.36 910421 | 1 0.01 94.37 910430 | 1 0.01 94.38 910501 | 1 0.01 94.39 910504 | 1 0.01 94.40 910510 | 2 0.02 94.42 910519 | 1 0.01 94.43 910520 | 1 0.01 94.44 910527 | 1 0.01 94.45 910610 | 1 0.01 94.46 910630 | 1 0.01 94.47 910703 | 1 0.01 94.48 910714 | 1 0.01 94.49 910716 | 1 0.01 94.50 910721 | 1 0.01 94.51 910810 | 1 0.01 94.52 910827 | 1 0.01 94.53 910831 | 1 0.01 94.54 910906 | 1 0.01 94.55 910924 | 1 0.01 94.56 910925 | 1 0.01 94.57 910927 | 1 0.01 94.58 910928 | 1 0.01 94.59 911003 | 1 0.01 94.60 911004 | 1 0.01 94.61 911005 | 1 0.01 94.62 911012 | 1 0.01 94.63 911013 | 1 0.01 94.64 911019 | 1 0.01 94.65 911022 | 1 0.01 94.66 911027 | 1 0.01 94.67 911030 | 1 0.01 94.68 911031 | 1 0.01 94.69 911102 | 1 0.01 94.70 911110 | 1 0.01 94.71 911111 | 1 0.01 94.72 911112 | 1 0.01 94.73 911114 | 1 0.01 94.74 911115 | 1 0.01 94.75 911119 | 1 0.01 94.76 911130 | 1 0.01 94.77 911206 | 1 0.01 94.78 920113 | 1 0.01 94.79 920128 | 1 0.01 94.80 920210 | 2 0.02 94.82 920222 | 2 0.02 94.84 920227 | 1 0.01 94.85 920228 | 1 0.01 94.86 920304 | 1 0.01 94.87 920309 | 1 0.01 94.88 920324 | 1 0.01 94.89 920415 | 1 0.01 94.90 920504 | 1 0.01 94.91 920505 | 1 0.01 94.92 920512 | 1 0.01 94.93 920523 | 2 0.02 94.95 920525 | 1 0.01 94.96 920530 | 1 0.01 94.97 920531 | 1 0.01 94.98 920609 | 1 0.01 94.99 920619 | 1 0.01 95.00 920622 | 1 0.01 95.01 920629 | 1 0.01 95.02 920630 | 1 0.01 95.03 920706 | 1 0.01 95.04 920707 | 2 0.02 95.06 920715 | 1 0.01 95.07 920717 | 1 0.01 95.08 920731 | 1 0.01 95.09 920801 | 1 0.01 95.10 920807 | 1 0.01 95.11 920812 | 1 0.01 95.12 920816 | 1 0.01 95.13 920820 | 1 0.01 95.14 920822 | 1 0.01 95.15 920917 | 1 0.01 95.16 920920 | 1 0.01 95.17 920923 | 1 0.01 95.18 920928 | 1 0.01 95.19 921001 | 1 0.01 95.20 921011 | 2 0.02 95.22 921019 | 1 0.01 95.23 921027 | 1 0.01 95.24 921028 | 1 0.01 95.25 921031 | 1 0.01 95.26 921103 | 1 0.01 95.27 921108 | 1 0.01 95.28 921109 | 1 0.01 95.29 921111 | 2 0.02 95.31 921115 | 1 0.01 95.32 921117 | 1 0.01 95.33 921129 | 1 0.01 95.34 921204 | 1 0.01 95.35 930101 | 1 0.01 95.36 930115 | 1 0.01 95.37 930116 | 1 0.01 95.38 930125 | 1 0.01 95.39 930201 | 2 0.02 95.41 930202 | 1 0.01 95.42 930207 | 1 0.01 95.43 930210 | 1 0.01 95.44 930213 | 1 0.01 95.45 930215 | 1 0.01 95.46 930217 | 1 0.01 95.47 930301 | 1 0.01 95.48 930307 | 2 0.02 95.50 930309 | 1 0.01 95.51 930316 | 1 0.01 95.52 930320 | 1 0.01 95.53 930321 | 1 0.01 95.54 930324 | 1 0.01 95.55 930326 | 1 0.01 95.56 930331 | 1 0.01 95.57 930407 | 1 0.01 95.58 930408 | 1 0.01 95.59 930411 | 1 0.01 95.60 930412 | 1 0.01 95.61 930418 | 2 0.02 95.63 930421 | 1 0.01 95.64 930425 | 1 0.01 95.65 930427 | 1 0.01 95.66 930430 | 1 0.01 95.67 930505 | 1 0.01 95.68 930506 | 1 0.01 95.69 930509 | 1 0.01 95.70 930513 | 1 0.01 95.71 930515 | 1 0.01 95.72 930531 | 1 0.01 95.73 930601 | 1 0.01 95.74 930606 | 1 0.01 95.75 930607 | 1 0.01 95.76 930614 | 1 0.01 95.77 930615 | 1 0.01 95.78 930616 | 1 0.01 95.79 930620 | 1 0.01 95.80 930628 | 1 0.01 95.81 930630 | 1 0.01 95.82 930713 | 2 0.02 95.84 930719 | 1 0.01 95.85 930720 | 1 0.01 95.86 930801 | 1 0.01 95.87 930804 | 1 0.01 95.88 930811 | 1 0.01 95.89 930817 | 1 0.01 95.90 930819 | 1 0.01 95.91 930905 | 1 0.01 95.92 930906 | 1 0.01 95.93 930910 | 1 0.01 95.94 930912 | 1 0.01 95.95 930924 | 1 0.01 95.96 930927 | 1 0.01 95.97 930929 | 2 0.02 95.99 931024 | 1 0.01 96.00 931025 | 1 0.01 96.01 931103 | 2 0.02 96.03 931104 | 1 0.01 96.04 931107 | 1 0.01 96.05 931113 | 1 0.01 96.06 931115 | 3 0.03 96.09 931117 | 1 0.01 96.10 931120 | 1 0.01 96.11 931121 | 1 0.01 96.12 931122 | 1 0.01 96.13 931127 | 2 0.02 96.15 931130 | 1 0.01 96.16 931201 | 1 0.01 96.17 931211 | 1 0.01 96.18 931231 | 1 0.01 96.19 940128 | 2 0.02 96.21 940130 | 1 0.01 96.22 940131 | 1 0.01 96.23 940213 | 1 0.01 96.24 940214 | 2 0.02 96.26 940215 | 1 0.01 96.27 940219 | 1 0.01 96.28 940220 | 1 0.01 96.29 940221 | 1 0.01 96.30 940222 | 1 0.01 96.31 940224 | 1 0.01 96.32 940301 | 1 0.01 96.33 940305 | 2 0.02 96.35 940307 | 1 0.01 96.36 940314 | 3 0.03 96.39 940316 | 2 0.02 96.41 940320 | 1 0.01 96.42 940321 | 1 0.01 96.43 940322 | 1 0.01 96.44 940326 | 1 0.01 96.45 940328 | 2 0.02 96.47 940329 | 2 0.02 96.49 940330 | 1 0.01 96.50 940403 | 2 0.02 96.52 940405 | 1 0.01 96.53 940406 | 1 0.01 96.54 940407 | 1 0.01 96.55 940408 | 1 0.01 96.56 940410 | 1 0.01 96.57 940418 | 2 0.02 96.59 940419 | 1 0.01 96.60 940426 | 1 0.01 96.61 940430 | 1 0.01 96.62 940501 | 2 0.02 96.64 940502 | 1 0.01 96.65 940503 | 2 0.02 96.67 940511 | 1 0.01 96.68 940512 | 1 0.01 96.69 940514 | 1 0.01 96.70 940516 | 2 0.02 96.72 940517 | 1 0.01 96.73 940522 | 1 0.01 96.74 940526 | 1 0.01 96.75 940529 | 2 0.02 96.77 940530 | 1 0.01 96.78 940531 | 1 0.01 96.79 940612 | 1 0.01 96.80 940613 | 1 0.01 96.81 940625 | 1 0.01 96.82 940628 | 1 0.01 96.83 940702 | 1 0.01 96.84 940714 | 1 0.01 96.85 940717 | 1 0.01 96.86 940719 | 1 0.01 96.87 940720 | 1 0.01 96.88 940724 | 1 0.01 96.89 940726 | 1 0.01 96.90 940729 | 1 0.01 96.91 940731 | 1 0.01 96.92 940802 | 1 0.01 96.93 940812 | 1 0.01 96.94 940815 | 1 0.01 96.95 940831 | 1 0.01 96.96 940906 | 1 0.01 96.97 940911 | 1 0.01 96.98 940919 | 2 0.02 97.00 940920 | 1 0.01 97.01 940923 | 1 0.01 97.02 940927 | 1 0.01 97.03 940930 | 1 0.01 97.04 941001 | 1 0.01 97.05 941002 | 1 0.01 97.06 941009 | 2 0.02 97.08 941010 | 1 0.01 97.09 941011 | 1 0.01 97.10 941023 | 1 0.01 97.11 941026 | 1 0.01 97.12 941028 | 1 0.01 97.13 941029 | 1 0.01 97.14 941030 | 1 0.01 97.15 941031 | 1 0.01 97.16 941107 | 2 0.02 97.18 941109 | 1 0.01 97.19 941113 | 1 0.01 97.20 941114 | 3 0.03 97.23 941116 | 2 0.02 97.25 941122 | 1 0.01 97.26 941125 | 1 0.01 97.27 941204 | 1 0.01 97.28 941207 | 1 0.01 97.29 941208 | 1 0.01 97.30 941211 | 2 0.02 97.32 941221 | 2 0.02 97.34 941231 | 3 0.03 97.37 950101 | 1 0.01 97.38 950111 | 1 0.01 97.39 950115 | 1 0.01 97.40 950117 | 1 0.01 97.41 950118 | 1 0.01 97.42 950122 | 1 0.01 97.43 950123 | 2 0.02 97.45 950127 | 1 0.01 97.46 950128 | 1 0.01 97.47 950129 | 1 0.01 97.48 950201 | 1 0.01 97.49 950206 | 2 0.02 97.51 950207 | 1 0.01 97.52 950209 | 1 0.01 97.53 950210 | 1 0.01 97.54 950213 | 1 0.01 97.55 950214 | 1 0.01 97.56 950215 | 1 0.01 97.57 950220 | 1 0.01 97.58 950221 | 1 0.01 97.59 950225 | 2 0.02 97.61 950226 | 2 0.02 97.63 950228 | 4 0.04 97.67 950303 | 4 0.04 97.71 950310 | 2 0.02 97.73 950311 | 1 0.01 97.74 950312 | 1 0.01 97.75 950313 | 1 0.01 97.76 950315 | 1 0.01 97.77 950317 | 1 0.01 97.78 950323 | 1 0.01 97.79 950324 | 1 0.01 97.80 950328 | 1 0.01 97.81 950331 | 1 0.01 97.82 950403 | 1 0.01 97.83 950407 | 1 0.01 97.84 950408 | 1 0.01 97.85 950421 | 1 0.01 97.86 950422 | 1 0.01 97.87 950428 | 1 0.01 97.88 950430 | 1 0.01 97.89 950501 | 1 0.01 97.90 950506 | 1 0.01 97.91 950507 | 1 0.01 97.92 950513 | 1 0.01 97.93 950525 | 1 0.01 97.94 950601 | 4 0.04 97.98 950604 | 1 0.01 97.99 950606 | 1 0.01 98.00 950609 | 1 0.01 98.01 950612 | 1 0.01 98.02 950617 | 2 0.02 98.04 950618 | 2 0.02 98.06 950709 | 1 0.01 98.07 950710 | 1 0.01 98.08 950731 | 1 0.01 98.09 950801 | 1 0.01 98.10 950802 | 1 0.01 98.11 950819 | 1 0.01 98.12 950821 | 1 0.01 98.13 950824 | 1 0.01 98.14 950825 | 1 0.01 98.15 950826 | 1 0.01 98.16 950901 | 1 0.01 98.17 950917 | 1 0.01 98.18 950919 | 1 0.01 98.19 950922 | 1 0.01 98.20 950923 | 1 0.01 98.21 950924 | 1 0.01 98.22 950930 | 1 0.01 98.23 951014 | 1 0.01 98.24 951015 | 2 0.02 98.26 951022 | 2 0.02 98.28 951024 | 1 0.01 98.29 951028 | 1 0.01 98.30 951031 | 1 0.01 98.31 951103 | 1 0.01 98.32 951106 | 1 0.01 98.33 951110 | 1 0.01 98.34 951113 | 2 0.02 98.36 951114 | 2 0.02 98.38 951116 | 1 0.01 98.39 951121 | 1 0.01 98.40 951130 | 1 0.01 98.41 951201 | 1 0.01 98.42 951204 | 1 0.01 98.43 951208 | 1 0.01 98.44 951209 | 1 0.01 98.45 960101 | 1 0.01 98.46 960106 | 1 0.01 98.47 960115 | 1 0.01 98.48 960126 | 2 0.02 98.50 960129 | 1 0.01 98.51 960130 | 1 0.01 98.52 960204 | 1 0.01 98.53 960206 | 1 0.01 98.54 960209 | 1 0.01 98.55 960210 | 2 0.02 98.57 960211 | 1 0.01 98.58 960219 | 1 0.01 98.59 960223 | 1 0.01 98.60 960226 | 1 0.01 98.61 960227 | 1 0.01 98.62 960305 | 1 0.01 98.63 960306 | 1 0.01 98.64 960309 | 1 0.01 98.65 960311 | 1 0.01 98.66 960315 | 1 0.01 98.67 960319 | 1 0.01 98.68 960330 | 1 0.01 98.69 960331 | 1 0.01 98.70 960417 | 1 0.01 98.71 960422 | 1 0.01 98.72 960424 | 1 0.01 98.73 960503 | 1 0.01 98.74 960507 | 1 0.01 98.75 960511 | 1 0.01 98.76 960514 | 1 0.01 98.77 960519 | 1 0.01 98.78 960520 | 1 0.01 98.79 960528 | 2 0.02 98.81 960604 | 1 0.01 98.82 960611 | 1 0.01 98.83 960616 | 1 0.01 98.84 960619 | 1 0.01 98.85 960630 | 1 0.01 98.86 960710 | 1 0.01 98.87 960716 | 1 0.01 98.88 960721 | 1 0.01 98.89 960728 | 2 0.02 98.91 960801 | 1 0.01 98.92 960802 | 1 0.01 98.93 960804 | 1 0.01 98.94 960826 | 1 0.01 98.95 960828 | 1 0.01 98.96 960901 | 2 0.02 98.98 960904 | 1 0.01 98.99 960911 | 1 0.01 99.00 960915 | 1 0.01 99.01 960929 | 1 0.01 99.02 960930 | 1 0.01 99.03 961005 | 1 0.01 99.04 961008 | 1 0.01 99.05 961015 | 1 0.01 99.06 961023 | 1 0.01 99.07 961103 | 1 0.01 99.08 961112 | 1 0.01 99.09 961118 | 1 0.01 99.10 961124 | 2 0.02 99.12 961202 | 1 0.01 99.13 961206 | 1 0.01 99.14 961231 | 1 0.01 99.15 970101 | 1 0.01 99.16 970115 | 2 0.02 99.18 970121 | 1 0.01 99.19 970126 | 1 0.01 99.20 970209 | 1 0.01 99.21 970214 | 1 0.01 99.22 970215 | 1 0.01 99.23 970216 | 1 0.01 99.24 970218 | 1 0.01 99.25 970227 | 1 0.01 99.26 970228 | 1 0.01 99.27 970301 | 1 0.01 99.28 970308 | 1 0.01 99.29 970309 | 1 0.01 99.30 970310 | 1 0.01 99.31 970319 | 1 0.01 99.32 970320 | 1 0.01 99.33 970326 | 1 0.01 99.34 970328 | 1 0.01 99.35 970331 | 1 0.01 99.36 970404 | 1 0.01 99.37 970415 | 3 0.03 99.40 970420 | 1 0.01 99.41 970421 | 2 0.02 99.43 970426 | 1 0.01 99.44 970430 | 3 0.03 99.47 970505 | 1 0.01 99.48 970508 | 1 0.01 99.49 970510 | 1 0.01 99.50 970512 | 1 0.01 99.51 970513 | 1 0.01 99.52 970516 | 1 0.01 99.53 970517 | 1 0.01 99.54 970519 | 2 0.02 99.56 970521 | 1 0.01 99.57 970522 | 1 0.01 99.58 970523 | 1 0.01 99.59 970530 | 1 0.01 99.60 970531 | 1 0.01 99.61 970602 | 1 0.01 99.62 970604 | 1 0.01 99.63 970608 | 1 0.01 99.64 970609 | 1 0.01 99.65 970614 | 1 0.01 99.66 970622 | 1 0.01 99.67 970701 | 1 0.01 99.68 970725 | 1 0.01 99.69 970727 | 1 0.01 99.70 970822 | 1 0.01 99.71 970826 | 1 0.01 99.72 971001 | 1 0.01 99.73 971005 | 1 0.01 99.74 971006 | 1 0.01 99.75 971016 | 1 0.01 99.76 971031 | 1 0.01 99.77 971110 | 1 0.01 99.78 971115 | 1 0.01 99.79 971130 | 1 0.01 99.80 980112 | 1 0.01 99.81 980116 | 1 0.01 99.82 980119 | 1 0.01 99.83 980120 | 2 0.02 99.85 980124 | 1 0.01 99.86 980126 | 1 0.01 99.87 980206 | 1 0.01 99.88 980209 | 1 0.01 99.89 980210 | 1 0.01 99.90 980214 | 1 0.01 99.91 980218 | 1 0.01 99.92 980228 | 1 0.01 99.93 980304 | 1 0.01 99.94 980323 | 2 0.02 99.96 980411 | 1 0.01 99.97 980426 | 1 0.01 99.98 980711 | 1 0.01 99.99 981022 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016