Summary statistics for csts_chrgs2552_96_2002 dataset : by Jean Roth , jroth@nber.org , 6 Sep 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- provider | 0 prvdr_num | 0 fyb | 6,099 15400.95 108.9628 15249 15612 fybstr | 0 fye | 6,099 15750.18 122.6693 15309 15978 -------------+--------------------------------------------------------- fyestr | 0 status | 0 costs | 5,046 7.17e+07 1.05e+08 2327 1.63e+09 ip_charges | 6,095 1.13e+08 2.16e+08 128 3.30e+09 op_charges | 5,795 5.90e+07 9.13e+07 1 1.07e+09 by Jean Roth , jroth@nber.org , 6 Sep 2018