We had website problems (DNS was changed) yesterday for
Everything should be back to normal now (DNS might still be propagating for some). Sorry for the inconvenience. Continue reading →
We have occasionally heard from users who wish to download QWIPU files for all states in a convenient "package". While tabulations based on these files may suffer from selection bias for early years due varying levels of availability of historical QWI across states (see this graph for an illustration), and we suggest users use the prototype National QWI, created by John M. Abowd and Lars Vilhuber, when feasible available, we have created just such a convenience package, at
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For an arcane reason, our mirror script skipped New Hampshire QWI files (sorry to anybody in or from the Granite State). This is now fixed for R2013Q3 and R2013Q4. Prior releases were not affected, future releases should no longer display that bug.
Release R2013Q4 of QWIPU data for all participating LED states are available for download from our download server. The release R2013Q4 covers data through 2013:1, for 46 states and the District of Columbia. Continue reading →
Release R2013Q3 of QWIPU data for all participating LED states are available for download from our download server. The release R2013Q3 covers data through 2012:4, for 47 states and the District of Columbia. Continue reading →