Summary statistics for csts_chrgs2552_96_2003 dataset : by Jean Roth , jroth@nber.org , 6 Sep 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- provider | 0 prvdr_num | 0 fyb | 6,088 15767.63 108.9833 15614 15978 fybstr | 0 fye | 6,088 16118.23 119.3931 15674 16375 -------------+--------------------------------------------------------- fyestr | 0 status | 0 costs | 5,253 7.41e+07 1.11e+08 1 1.79e+09 ip_charges | 6,082 1.26e+08 2.45e+08 1 3.82e+09 op_charges | 5,724 6.83e+07 1.07e+08 1 1.61e+09 by Jean Roth , jroth@nber.org , 6 Sep 2018