_dta:
  1.  casemix2015 set up by Jean Roth , jroth@nber.org , 16 Dec 2016
  2.  NBER URL: http://www.nber.org/data/cms-impact-file-hospital-inpatient-prospective-payment-system-ipps.html
  3.  Source Page: http://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/AcuteInpatientPPS/FY2015-IPPS-Final-Rule-Home-Page-Items/FY2015-Final-Rule-Data-Files.html
  4.  Source File URL: www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/AcuteInpatientPPS/Downloads/FY2015-FR-Case-Mix-Index-File.zip
  5.  Source: CMIFY15_V30 Billed DRGs.txt

  obs:         3,494                          
 vars:             5                          16 Dec 2016 18:40
 size:       118,796                          (_dta has notes)
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              storage   display    value
variable name   type    format     label      variable label
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
provider        str6    %9s                   Provider
cases           double  %10.0g                Cases
casemixindex    double  %10.0g                Total Case Mix Index-Sum of Relative Weights
sumcasemix      double  %10.0g                Total Case Mix
year            float   %9.0g                 Fiscal Year
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Sorted by: provider