Summary statistics for sdued1997 dataset : by Jean Roth , jroth@nber.org , 12 Feb 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- utilizatio~e | 0 state | 0 labelercode | 0 productcode | 0 packagesize | 0 -------------+--------------------------------------------------------- year | 2,714,638 1997 0 1997 1997 quarter | 2,714,638 2.525589 1.106705 1 4 productname | 0 suppressio~d | 0 unitsreimb~d | 1,334,267 38561.93 435713 0 9.40e+07 -------------+--------------------------------------------------------- numberofpr~s | 1,334,267 506.2313 4495.77 11 713175 totalamoun~d | 1,334,267 17191.94 294098.5 .02 8.78e+07 medicaidam~d | 1,334,267 1073.864 41709.66 0 2.06e+07 nonmedicai~d | 1,334,267 .0064626 2.336996 0 1034 quarterbegin | 0 -------------+--------------------------------------------------------- quarterbeg~e | 0 latitude | 2,542,117 39.11381 5.541232 21.1098 61.385 longitude | 2,542,117 -90.97746 17.07419 -157.5311 -69.3977 location | 0 ndc | 0 by Jean Roth , jroth@nber.org , 12 Feb 2018