Note: Many panel cartoons per issue; occasional comic stories. No March 1955 issue exists due to a missed staff deadline. That issue instead became the April 1955 (vol. 2 #4) issue. The series was otherwise published monthly until the July/August 2009 issue. With the January/February 2010 issue publication was reduced to ten issues per year. Circulation was eventually reduced to bimonthly and by 2019 quarterly. The print magazine's suspension was announced on March 18, 2020 in the wake of the coronavirus pandemic and other factors.