There is a newer version of this dataset available online. Click the link for the hosting site. There is a new version of this data available on Zenodo. Look in the version log on this site. We have included a snapshot of the documentation file here to help with future use along with an Excel version of the file for non-STATA users. This document also includes information on submitting edits and corrections to the open source data, which we welcome and encourage. We will acknowledge the participation of editors in the versioning changes in the documentation file.