Summary statistics for hha_nmrc1728_94_1994_long dataset : by Jean Roth , jroth@nber.org , 23 Aug 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- rpt_rec_num | 1,153,303 36210.6 23322.29 164 192209 wksht_cd | 0 line_num | 0 clmn_num | 0 itm_val_num | 1,153,303 1424042 1.34e+08 -6.17e+08 6.41e+10 by Jean Roth , jroth@nber.org , 23 Aug 2018