Each year organizations federally registered as charities in Canada for tax purposes are required to file T3010 returns with the Canada Revenue Agency. Part of the return, including financial information, is available on the Revenue Canada website.
Seven societies reported a surplus of revenues over expenditures. OGS moved from having the largest surplus in 2009 to having the largest deficit in 2010 despite a 33% membership fee increase.
On average for the ten societies net assets are 3.29 (2.88) times expenditures.