Summary statistics for csts_chrgs2552_96_2007 dataset : by Jean Roth , jroth@nber.org , 6 Sep 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- provider | 0 prvdr_num | 0 fyb | 6,101 17226.54 107.9939 17075 17439 fybstr | 0 fye | 6,101 17583.2 115.1854 17115 17805 -------------+--------------------------------------------------------- fyestr | 0 status | 0 costs | 5,079 9.94e+07 1.49e+08 1 2.29e+09 ip_charges | 6,098 1.76e+08 3.46e+08 1 6.36e+09 op_charges | 5,702 1.10e+08 1.76e+08 5 2.94e+09 by Jean Roth , jroth@nber.org , 6 Sep 2018