Summary statistics for sdued1998 dataset : by Jean Roth , jroth@nber.org , 20 Feb 2018 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- utilizatio~e | 0 state | 0 labelercode | 0 productcode | 0 packagesize | 0 -------------+--------------------------------------------------------- year | 2,643,861 1998 0 1998 1998 quarter | 2,643,861 2.484665 1.110108 1 4 productname | 0 unitsreimb~d | 1,299,098 39690.76 434990.2 0 8.37e+07 suppressio~d | 0 -------------+--------------------------------------------------------- numberofpr~s | 1,299,098 538.377 4787.493 11 835061 totalamoun~d | 1,299,098 20879.86 376865.8 .01 1.07e+08 medicaidam~d | 1,299,098 1459.09 54338.38 0 2.34e+07 nonmedicai~d | 1,299,098 .1170837 9.74178 0 2899.3 quarterbegin | 0 -------------+--------------------------------------------------------- quarterbeg~e | 0 latitude | 2,477,184 39.11455 5.488742 21.1098 61.385 longitude | 2,477,184 -91.18737 17.13924 -157.5311 -69.3977 location | 0 ndc | 0 by Jean Roth , jroth@nber.org , 20 Feb 2018