ISS Fan Club

The American Radio Relay League (ARRL) referred to Amateur Radio on the International Space Station (ARISS) in its January 2008 QST. Under "This Just In" there was a section that read, "Astronauts aboard the ISS completed 74 contacts with schools during 2007, an ARISS record."

Source http://www.amsat.org/amsat-new/news/