Summary statistics for hosp_hsa_hrr_2010 dataset : by Jean Roth , jroth@nber.org , 14 Mar 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- provider | 0 prvdrnum | 4,730 265160.5 153683 10001 670075 hospital | 0 hospcity | 0 hospstate | 0 -------------+--------------------------------------------------------- hsanum | 4,730 26366.28 15034.1 1001 53026 hsacity | 0 hsastate | 0 hrrnum | 4,730 255.6097 122.5633 1 457 hrrcity | 0 -------------+--------------------------------------------------------- hrrstate | 0 year | 4,730 2010 0 2010 2010 by Jean Roth , jroth@nber.org , 14 Mar 2018