I guess Joyce money isn't going as far as it used to as his method of obtaining the data is the same that Josh Sugarmann of the VPC uses:
Between March 1, 2008, and February 28, 2009, we conductedWow. There's some definitive research right there.
real-time surveillance using Google and Yahoo! news
alert services, searching on stray bullet, and the news archives
of GunPolicy.org (ed. an international gun control website). One year later, we searched for follow-up reports.