Summary statistics for csts_chrgs2552_10_2010 dataset : by Jean Roth , jroth@nber.org , 7 Mar 2019 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- provider | 0 prvdr_num | 0 fyb | 2,294 18446.28 25.17758 18383 18531 fybstr | 0 fye | 2,294 18809.97 25.12408 18747 18900 -------------+--------------------------------------------------------- fyestr | 0 status | 0 costs | 1,883 1.26e+08 1.89e+08 645941 1.82e+09 ip_charges | 2,293 2.28e+08 4.65e+08 12936 7.35e+09 op_charges | 2,099 1.73e+08 2.93e+08 4 4.00e+09 by Jean Roth , jroth@nber.org , 7 Mar 2019