Summary statistics for pos1998 dataset : by Jean Roth , jroth@nber.org , 17 May 2017 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- prvdr_c~p_cd | 0 prvdr_c~y_cd | 0 chow_cnt | 91,904 .4846905 1.173874 0 78 chow_dt | 0 city | 0 -------------+--------------------------------------------------------- prov0220 | 0 cmplnc_stu~d | 0 ssa_cnty_cd | 0 cross_ref_~r | 0 prov0500 | 0 -------------+--------------------------------------------------------- prov2740 | 0 elgblty_sw | 0 fac_name | 0 intrmd~rr_cd | 0 orgnl_prtc~t | 0 -------------+--------------------------------------------------------- prov1615 | 0 intrmd~or_cd | 0 prvdr_num | 0 prov1720 | 0 rgn_cd | 0 -------------+--------------------------------------------------------- skltn_rec_sw | 0 state_cd | 0 ssa_state_cd | 0 state_rgn_cd | 0 st_adr | 0 -------------+--------------------------------------------------------- phne_num | 0 pgm_trmntn~d | 0 trmntn_exp~t | 0 srvy_prpse~d | 0 gnrl_cntl_~d | 0 -------------+--------------------------------------------------------- zip_cd | 0 fips_state~d | 0 fips_cnty_cd | 0 ssamsacd | 0 ssamsasz | 0 -------------+--------------------------------------------------------- prov0000 | 0 prov0005 | 0 prov0010 | 0 prov0040 | 91,904 .1103869 2.304047 0 303 prov0045 | 0 -------------+--------------------------------------------------------- prov0050 | 0 prov0055 | 0 prov0060 | 0 bed_cnt | 91,904 56.79982 104.4051 0 5709 crtfd_bed_~t | 91,904 52.69551 97.60963 0 5709 -------------+--------------------------------------------------------- crna_cnt | 91,904 .1723708 14.48933 0 4000 clia_id_nu~1 | 0 clia_id_nu~2 | 0 clia_id_nu~3 | 0 clia_id_nu~4 | 0 -------------+--------------------------------------------------------- clia_id_nu~5 | 0 lsc_wvr_sw | 0 scope_of_s~w | 0 tchncl_prs~w | 0 rn_24_hr_w~w | 0 -------------+--------------------------------------------------------- s~_acrdtd_sw | 0 s~nacrdtd_sw | 0 srvy_ev~b_sw | 0 prov0450 | 0 dietn_cnt | 91,904 .2799988 29.71917 0 9000.05 -------------+--------------------------------------------------------- fy_end_mo_~d | 0 inhltn_thr~t | 91,904 .6317934 4.879596 0 620 lpn_lvn_cnt | 91,904 2.651279 19.07541 0 2311 mdcl_schl_~d | 0 mdcd_vndr_~m | 0 -------------+--------------------------------------------------------- meet_1861_sw | 0 ocptnl~t_cnt | 91,904 .2796372 3.870224 0 1000 prsnel_oth~t | 91,904 29.85929 191.8004 0 9000 prov1575 | 0 phys_~st_cnt | 91,904 .4927052 5.889334 0 1115 -------------+--------------------------------------------------------- physn_astn~t | 91,904 .1255878 5.543313 0 1375 prov1520 | 0 pgm_prtcpt~d | 0 psych_uni~nt | 91,904 .6747367 6.459726 0 440 prov1695 | 0 -------------+--------------------------------------------------------- psych_unit~w | 0 psych_unit~d | 0 psych_uni~dt | 0 ovrrd_bed_~w | 0 ovrrd_nrs_~w | 0 -------------+--------------------------------------------------------- ovrrd_stfg~w | 0 rn_cnt | 91,904 12.64525 76.15434 0 5625 reg_phrmcs~t | 91,904 .5651583 27.87963 0 8008.5 rehab_uni~nt | 91,904 .3079953 3.481125 0 155 rehab_u~v_dt | 0 -------------+--------------------------------------------------------- rehab_unit~w | 0 rehab_unit~d | 0 rehab_u~n_dt | 0 related_pr~r | 0 r~da_aprvd~w | 0 -------------+--------------------------------------------------------- r~ma_aprvd~w | 0 r~oa_aprvd~w | 0 r~r_aprvd_sw | 0 rsdnt_phys~t | 91,904 .9530611 28.99237 0 7377.71 prov2040 | 0 -------------+--------------------------------------------------------- acute_rnl_~d | 0 prov2065 | 0 prov2070 | 0 prov5675 | 0 burn_care_~d | 0 -------------+--------------------------------------------------------- chrprctic_~d | 0 crnry_care~d | 0 dntl_srvc_cd | 0 dtry_srvc_cd | 0 prov2140 | 0 -------------+--------------------------------------------------------- prov2160 | 0 prov2175 | 0 ip_srgcl_s~d | 0 icu_srvc_cd | 0 prov2205 | 0 -------------+--------------------------------------------------------- prov2210 | 0 prov2215 | 0 neontl_nrs~d | 0 nuclr_mdcn~d | 0 ob_srvc_cd | 0 -------------+--------------------------------------------------------- ot_srvc_cd | 0 open_hrt_s~d | 0 oprtg_room~d | 0 optmtrc_sr~d | 0 prov2310 | 0 -------------+--------------------------------------------------------- orgn_trnsp~d | 0 op_srvc_cd | 0 op_srgry_u~d | 0 ped_srvc_cd | 0 phrmcy_srv~d | 0 -------------+--------------------------------------------------------- pt_srvc_cd | 0 pstoprtv_r~d | 0 psych_srvc~d | 0 prov2440 | 0 dgnstc_rdl~d | 0 -------------+--------------------------------------------------------- prov2450 | 0 prov2470 | 0 shck_trma_~d | 0 scl_srvc_cd | 0 sp~y_srvc_cd | 0 -------------+--------------------------------------------------------- sb_sw | 0 sb_size_cd | 0 gnrl_fac_t~d | 0 npp_type_cd | 0 actvty_pro.. | 91,904 .0114183 1.087538 0 228.57 -------------+--------------------------------------------------------- a~l_fttm_cnt | 91,904 .4622861 6.292591 0 999.99 a~l_prtm_cnt | 91,904 .1697371 32.44652 0 9775 profnl~t_cnt | 91,904 .0110896 .5041567 0 115.71 prof~ltm_cnt | 91,904 1.687504 19.72507 0 999.99 prof~rtm_cnt | 91,904 .1367047 3.274017 0 571.54 -------------+--------------------------------------------------------- prov0030 | 0 mdcr_snf_b~t | 91,904 .7242557 5.554018 0 336 mdcd_snf_b~t | 91,904 26.39358 51.50885 0 922 mdcr_mdcd_~t | 91,904 7.93676 29.94186 0 1214 nrs_aide_c~t | 91,904 .188446 8.606122 0 1840 -------------+--------------------------------------------------------- nrs_aide_f~t | 91,904 9.675045 49.78651 0 4007.25 nrs_aide_p~t | 91,904 1.866491 18.57065 0 1118 prov0110 | 0 bed_per_ro~w | 0 room_size_~w | 0 -------------+--------------------------------------------------------- rn_7_day_w~w | 0 prov0785 | 91,904 .0257286 3.310268 0 999.99 prov0790 | 91,904 .0023773 .2786346 0 80 prov0795 | 91,904 .0004861 .0180037 0 2 dietn_cntr~t | 91,904 .0693758 3.430348 0 999.99 -------------+--------------------------------------------------------- dietn_fltm~t | 91,904 .1042614 2.13632 0 228.57 dietn_prtm~t | 91,904 .029809 1.010042 0 100 exprmt_rsr~w | 0 food_s~t_cnt | 91,904 .1211811 5.659836 0 999.99 food~ltm_cnt | 91,904 3.13319 29.5812 0 1441.5 -------------+--------------------------------------------------------- food~rtm_cnt | 91,904 .8987976 11.03763 0 999.99 prov0925 | 91,904 .1897129 7.646431 0 999.99 hsekpng_fl~t | 91,904 2.704625 26.93165 0 1136.5 hsekpng_pr~t | 91,904 .4136142 7.01714 0 857.14 lpn_lv~t_cnt | 91,904 .0615517 4.477332 0 1280 -------------+--------------------------------------------------------- lpn_lvn_ft~t | 91,904 4.0194 43.82639 0 9060 lpn_lvn_pr~t | 91,904 .696616 8.826953 0 857.14 ltc_cross_~r | 0 mdcl_d~t_cnt | 91,904 .0629813 4.71268 0 999.99 mdcl~ltm_cnt | 91,904 .0217408 2.635888 0 757.19 -------------+--------------------------------------------------------- mdcl~rtm_cnt | 91,904 .0081436 .6344248 0 157 mdctn_~t_cnt | 91,904 .0010053 .0706306 0 13.94 mdct~ltm_cnt | 91,904 .1849916 2.214741 0 366.79 mdct~rtm_cnt | 91,904 .0305323 .7837017 0 178.57 mentl_~t_cnt | 91,904 .0602064 5.737768 0 999.99 -------------+--------------------------------------------------------- ment~ltm_cnt | 91,904 .0309027 3.577005 0 999.99 ment~rtm_cnt | 91,904 .003895 .6783693 0 204.29 mlt_fac_or~e | 0 mlt_ownd_f~w | 0 prov5165 | 91,904 .0011589 .0933506 0 16 -------------+--------------------------------------------------------- prov5155 | 91,904 .3470405 9.573341 0 999.99 prov5160 | 91,904 .0747877 2.009197 0 330 nrs_ad~t_cnt | 91,904 .0025678 .2211306 0 45.71 n~v_fltm_cnt | 91,904 .7013438 9.913695 0 999.99 n~v_prtm_cnt | 91,904 .0746826 2.625934 0 571.43 -------------+--------------------------------------------------------- ot_aide_cn~t | 91,904 .0167686 .4590868 0 91.43 ot_aide_fl~t | 91,904 .0239386 .622841 0 114.29 ot_aide_pr~t | 91,904 .0060348 .4637878 0 88.57 ot_ast~t_cnt | 91,904 .0752194 1.417483 0 171.79 ot_astnt_a.. | 91,904 .0406695 .7800457 0 114.29 -------------+--------------------------------------------------------- ot_astnt_a.. | 91,904 .0076188 .2930145 0 66 prov1035 | 91,904 .2345826 8.281943 0 999.99 prov1040 | 91,904 .1276308 3.980831 0 485.71 ocptnl~m_cnt | 91,904 .0250535 1.271591 0 248.57 orgnz_fmly~w | 0 -------------+--------------------------------------------------------- orgnz_rsdn~w | 0 stf_othr_c~t | 91,904 .0472277 3.562704 0 999.99 stf_othr_f~t | 91,904 1.233959 14.80574 0 999.99 stf_othr_p~t | 91,904 .2787758 4.877091 0 715.19 actvty_stf.. | 91,904 .0075499 .5663876 0 140 -------------+--------------------------------------------------------- a~r_fttm_cnt | 91,904 .3660343 7.227853 0 999.99 a~r_prtm_cnt | 91,904 .1134853 2.116673 0 285.9 physn_othr.. | 91,904 .0228841 .7527757 0 137.14 p~r_fltm_cnt | 91,904 .0208448 2.726162 0 800 p~r_prtm_cnt | 91,904 .005136 .3774176 0 74.29 -------------+--------------------------------------------------------- scl_sr~t_cnt | 91,904 .0034082 .4140647 0 124.29 s~f_fttm_cnt | 91,904 .1497949 3.192034 0 397.14 s~f_prtm_cnt | 91,904 .0187092 .5563595 0 94.29 phrmcst_cn~t | 91,904 .0620772 3.657355 0 999.99 phrmcst_fl~t | 91,904 .0460277 3.808748 0 999.99 -------------+--------------------------------------------------------- phrmcst_pr~t | 91,904 .0105142 .776509 0 204.29 pt_astnt_c~t | 91,904 .1243784 3.244734 0 548.57 pt_astnt_f~t | 91,904 .1034971 2.481893 0 305.71 pt_astnt_p~t | 91,904 .0166341 .6278583 0 85.71 phys_~ct_cnt | 91,904 .2405732 6.291284 0 999.99 -------------+--------------------------------------------------------- phys_thrps.. | 91,904 .1444307 3.924836 0 571.43 phys_thrps.. | 91,904 .0364844 1.91532 0 407.14 pt_aide_cn~t | 91,904 .0676799 1.577092 0 228.57 pt_aide_fl~t | 91,904 .1488127 2.819351 0 342.86 pt_aide_pr~t | 91,904 .022438 .7126261 0 114.29 -------------+--------------------------------------------------------- physn_ext_c~ | 91,904 .0083412 .2516912 0 46 physn_ext_f~ | 91,904 .0057459 .3914788 0 114.29 physn_ext_p~ | 91,904 .0010444 .0285042 0 2.1 pdtrst_cnt~t | 91,904 .0290281 3.313626 0 999.99 pdtrst_flt~t | 91,904 .0011091 .1207477 0 34.29 -------------+--------------------------------------------------------- pdtrst_prt~t | 91,904 .0009584 .1709056 0 51.43 chow_prior~t | 0 rscnd_s~r_dt | 0 prvdr_bsd_~w | 0 rn_cntrct_~t | 91,904 .0243284 1.159592 0 263.93 -------------+--------------------------------------------------------- rn_fltm_cnt | 91,904 2.667595 40.64001 0 9000 rn_prtm_cnt | 91,904 .6431258 11.09478 0 999.99 rscnd_s~n_dt | 0 rn_drctr_c~t | 91,904 .0024676 .3788695 0 114.29 rn_drctr_f~t | 91,904 .4069635 4.536329 0 257.14 -------------+--------------------------------------------------------- rn_drctr_p~t | 91,904 .0040661 .2634214 0 57.14 scl_wo~t_cnt | 91,904 .0143378 .6230149 0 124.29 s~r_fttm_cnt | 91,904 .3700538 4.406242 0 342.86 scl_workr_p~ | 91,904 .0525004 2.916343 0 800 aids_bed_cnt | 91,904 .032708 1.765546 0 319 -------------+--------------------------------------------------------- alzhmr_bed~t | 91,904 1.027104 7.211579 0 600 dlys_bed_cnt | 91,904 .0046462 .3154477 0 60 dsbl_chldr~t | 91,904 .093293 3.370579 0 400 head_trma_~t | 91,904 .0207826 1.099484 0 137 hntgtn_dea~t | 91,904 .0713462 2.610385 0 200 -------------+--------------------------------------------------------- hospc_bed_~t | 91,904 .5480501 8.395722 0 914 rehab_bed_~t | 91,904 .2400004 3.874574 0 260 vntltr_bed~t | 91,904 35.08538 146.9985 0 975 spch_~ct_cnt | 91,904 .1540565 5.343807 0 999.99 spch~ltm_cnt | 91,904 .0598837 1.744918 0 217.14 -------------+--------------------------------------------------------- spch~rtm_cnt | 91,904 .0144195 .6866557 0 107.39 actvty_ofs~w | 0 ac~nrsdnt_sw | 0 actvty_ons.. | 0 prov3525 | 0 -------------+--------------------------------------------------------- prov3520 | 0 prov3515 | 0 cl_srvc_of~w | 0 cl~nrsdnt_sw | 0 c~t_rsdnt_sw | 0 -------------+--------------------------------------------------------- dntl_srvc_.. | 0 dn~nrsdnt_sw | 0 dntl_srvc_.. | 0 dtry_ofsit~w | 0 dt~nrsdnt_sw | 0 -------------+--------------------------------------------------------- dtry_onst_r~ | 0 hs~nrsdnt_sw | 0 h~e_rsdnt_sw | 0 h~t_rsdnt_sw | 0 m~e_rsdnt_sw | 0 -------------+--------------------------------------------------------- me~nrsdnt_sw | 0 m~t_rsdnt_sw | 0 n~e_rsdnt_sw | 0 nr~nrsdnt_sw | 0 n~t_rsdnt_sw | 0 -------------+--------------------------------------------------------- ot_srvc_of~w | 0 ot~nrsdnt_sw | 0 o~t_rsdnt_sw | 0 prov5255 | 0 actvty_oth.. | 0 -------------+--------------------------------------------------------- actvty_oth.. | 0 prov5285 | 0 prov5280 | 0 scl_work_s.. | 0 phrmcy_srv.. | 0 -------------+--------------------------------------------------------- phrmcy_srv.. | 0 phrmcy_srv.. | 0 prov3300 | 0 prov3295 | 0 prov3290 | 0 -------------+--------------------------------------------------------- pt_ofsite_~w | 0 pt_onst_nr~w | 0 pt_onst_rs~w | 0 p~fsite_nr~w | 0 physn_srvc.. | 0 -------------+--------------------------------------------------------- physn_srvc.. | 0 pdtry_srvc.. | 0 pd~nrsdnt_sw | 0 pdtry_srvc.. | 0 prov3405 | 0 -------------+--------------------------------------------------------- sc~nrsdnt_sw | 0 scl_work_s.. | 0 spch_pthlg.. | 0 sp~nrsdnt_sw | 0 spch_pthlg.. | 0 -------------+--------------------------------------------------------- t~e_rsdnt_sw | 0 th~nrsdnt_sw | 0 t~t_rsdnt_sw | 0 v~e_rsdnt_sw | 0 vc~nrsdnt_sw | 0 -------------+--------------------------------------------------------- v~t_rsdnt_sw | 0 dgnstc_xra.. | 0 dg~nrsdnt_sw | 0 dgnstc_xra.. | 0 thrptc~t_cnt | 91,904 .0034066 .1365955 0 28.57 -------------+--------------------------------------------------------- prov5230 | 91,904 .0615738 2.074606 0 371.43 thrptc~m_cnt | 91,904 .0072225 .6497023 0 167.14 hha_trng_p~d | 0 brnch_oprt~w | 0 brnch_cnt | 91,904 .0593989 .5396556 0 55 -------------+--------------------------------------------------------- chow_sw | 0 hha_qlfyd_~w | 0 hh_aide_cnt | 91,904 1.810111 31.27661 0 6433 mdcr_hospc~w | 0 medicare_h~m | 0 -------------+--------------------------------------------------------- medicare_m~r | 0 scl_wo~r_cnt | 91,904 .1035686 1.362224 0 320 sp~dlgst_cnt | 91,904 .1986405 13.2523 0 4000 prov2075 | 0 prov2155 | 0 -------------+--------------------------------------------------------- intrn_rsdn~d | 0 mdcl_scl_s~d | 0 nrsng_srvc~d | 0 ntrtnl_gdn~d | 0 othr_srvc_cd | 0 -------------+--------------------------------------------------------- prov2520 | 0 vctnl_gdnc~d | 0 prov2725 | 0 prov1530 | 0 prov1240 | 91,904 .0048747 .3442906 0 76 -------------+--------------------------------------------------------- srty_bond_cd | 0 drctr_qual~d | 0 tchnlgst_a~t | 91,904 .0148296 .8203113 0 200 tchnlgst_b~t | 91,904 .0031473 .1026841 0 14 tchnlgst_2~t | 91,904 .0321061 3.373445 0 1000 -------------+--------------------------------------------------------- prov1685 | 0 phys_~mt_cnt | 91,904 .0253521 1.054851 0 300 phys_t~f_cnt | 91,904 .3218869 4.038741 0 1000 spch_~mt_cnt | 91,904 .0230258 .8114906 0 200 sp~hlgst_cnt | 91,904 .0658707 1.153011 0 200 -------------+--------------------------------------------------------- prov2500 | 0 esrd_ntwrk~m | 0 shift_4_tu~t | 91,904 .0106524 .4116907 0 36 hmdlys_stn~t | 91,904 .6372628 3.908455 0 361 dlys_stn_cnt | 91,904 .645195 4.057352 0 435 -------------+--------------------------------------------------------- mr_bed_cnt | 91,904 1.95331 20.13054 0 1317 drct_care_~t | 91,904 1.949313 28.4418 0 6551 prov0620 | 0 prov0625 | 0 prov0630 | 0 -------------+--------------------------------------------------------- prov1630 | 0 prov1635 | 0 emplee_cnt | 91,904 13.13143 129.2284 0 9978 fed_pgm_sp~w | 0 nrs_prctnr~t | 91,904 .0316552 .5408909 0 100 -------------+--------------------------------------------------------- parent_pro~r | 0 physn_cnt | 91,904 .7522615 11.55926 0 1617 fed_pgm_name | 0 mdcr_prtcp~w | 0 ot_2_srvc_cd | 0 -------------+--------------------------------------------------------- ot_3_srvc_cd | 0 or~c_srvc_cd | 0 or~2_srvc_cd | 0 or~3_srvc_cd | 0 pt_2_srvc_cd | 0 -------------+--------------------------------------------------------- pt_3_srvc_cd | 0 physn_srvc~d | 0 physn_2_sr~d | 0 physn_3_sr~d | 0 ps~l_srvc_cd | 0 -------------+--------------------------------------------------------- ps~2_srvc_cd | 0 ps~3_srvc_cd | 0 rs~e_srvc_cd | 0 rs~2_srvc_cd | 0 rs~3_srvc_cd | 0 -------------+--------------------------------------------------------- scl_2_srvc~d | 0 scl_3_srvc~d | 0 sp~2_srvc_cd | 0 sp~3_srvc_cd | 0 prov0415 | 0 -------------+--------------------------------------------------------- prov0550 | 0 prov0565 | 0 oprtg_room~t | 91,904 .0800183 .5603376 0 41 crdvsclr_s~w | 0 ft_srgry_sw | 0 -------------+--------------------------------------------------------- prov2150 | 0 nrlgcl_srg~w | 0 ob_gyn_srg~w | 0 opthmlgy_s~w | 0 oral_srgry~w | 0 -------------+--------------------------------------------------------- orthpdc_sr~w | 0 otlrynglgy~w | 0 plstc_srgr~w | 0 thorc_srgr~w | 0 urlgy_srgr~w | 0 -------------+--------------------------------------------------------- ekg_srvc_cd | 0 lab_srvc_cd | 0 rdlgy_srvc~d | 0 prov0015 | 0 cnslr_empl~t | 91,904 .0273249 .3678572 0 75 -------------+--------------------------------------------------------- cnslr_vlnt~t | 91,904 .0242403 1.541714 0 344 hh_aid_vln~t | 91,904 .0062305 .2691161 0 40 hmmkr_empl~t | 91,904 .0218239 .4921406 0 55 hmmkr_vlnt~t | 91,904 .0282871 1.110698 0 151 lpn_lvn_vl~t | 91,904 .0023786 .1055052 0 18 -------------+--------------------------------------------------------- mdcl_~kr_cnt | 91,904 .4141061 3.06968 0 353 mdcl_~tr_cnt | 91,904 .0022307 .0783597 0 15 physn_vlnt~t | 91,904 .0123989 .5833598 0 105 rn_vlntr_cnt | 91,904 .0965464 26.39067 0 8000 cnslng_srv~d | 0 -------------+--------------------------------------------------------- hh_aide_sr~d | 0 hmmkr_srvc~d | 0 mdcl_suply~d | 0 shrt_term_~d | 0 vlntr_othr~t | 91,904 .3636761 8.933609 0 1383 -------------+--------------------------------------------------------- vlntr_cnt | 91,904 .5362171 28.21593 0 8000 fed_fundd_~w | 0 fqhc_appro~m | 0 fqhc_aprvd~w | 0 prov4205 | 0 -------------+--------------------------------------------------------- prov4200 | 0 prov4225 | 0 prov4210 | 0 prov4215 | 0 prov4195 | 0 -------------+--------------------------------------------------------- prov5685 | 91,904 0 0 0 0 prov5040 | 0 prov5045 | 0 prov5055 | 0 prov5060 | 0 -------------+--------------------------------------------------------- prov5065 | 0 prov5070 | 0 prov4970 | 0 prov4975 | 0 prov4985 | 0 -------------+--------------------------------------------------------- prov4990 | 0 prov4960 | 0 prov4995 | 0 prov4240 | 0 prov4245 | 0 -------------+--------------------------------------------------------- prov4250 | 0 prov4255 | 0 prov4260 | 0 prov4265 | 0 prov4270 | 0 -------------+--------------------------------------------------------- prov4275 | 0 prov4390 | 91,904 0 0 0 0 prov4365 | 0 prov4340 | 0 prov4325 | 91,904 0 0 0 0 -------------+--------------------------------------------------------- prov4695 | 0 prov3810 | 0 prov4700 | 0 prov3860 | 0 prov4605 | 0 -------------+--------------------------------------------------------- prov4885 | 0 prov3560 | 0 prov4175 | 0 prov4030 | 0 prov4190 | 0 -------------+--------------------------------------------------------- prov4295 | 91,904 0 0 0 0 prov4310 | 91,904 0 0 0 0 prov4235 | 91,904 0 0 0 0 prov4300 | 91,904 0 0 0 0 prov4305 | 91,904 0 0 0 0 -------------+--------------------------------------------------------- prov4315 | 91,904 0 0 0 0 prov4330 | 91,904 0 0 0 0 prov4290 | 91,904 0 0 0 0 prov4180 | 91,904 0 0 0 0 prov3610 | 0 -------------+--------------------------------------------------------- prov4890 | 0 prov4880 | 0 prov4470 | 0 prov4475 | 0 prov4460 | 91,904 0 0 0 0 -------------+--------------------------------------------------------- prov4280 | 91,904 0 0 0 0 prov4285 | 91,904 0 0 0 0 year | 91,904 1998 0 1998 1998 by Jean Roth , jroth@nber.org , 17 May 2017