Statistics for Largest Cities in the World With at Least Two O's

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#	Population	Continent	Answer	% Correct
5	13,400,000	South America	Rio de Janeiro	94%
2	23,000,000	South America	São Paulo	94%
1	40,800,000	Asia	Tokyo	94%
6	10,200,000	South America	Bogotá	91%
3	18,800,000	Europe	Moscow	91%
8	7,550,000	North America	Toronto	91%
4	14,800,000	Europe	London	88%
7	7,850,000	North America	Boston	78%
11	5,150,000	South America	Belo Horizonte	72%
10	7,050,000	North America	Houston	69%
16	3,725,000	North America	Orlando	59%
15	4,175,000	North America	Santo Domingo	59%
14	4,200,000	South America	Porto Alegre	47%
22	2,250,000	Europe	Stockholm	47%
9	7,300,000	Asia	Hong Kong	44%
21	2,325,000	North America	San Antonio	38%
17	2,800,000	Africa	Ouagadougou	34%
12	4,975,000	Europe	Cologne / Dusseldorf	31%
13	4,900,000	Asia	Colombo	31%
20	2,500,000	Asia	Sapporo	31%
24	2,025,000	Africa	Cotonou	16%
24	2,025,000	Asia	George Town	16%
19	2,600,000	Africa	Port Harcourt	13%
23	2,150,000	Asia	Baotou	9%
18	2,625,000	Asia	Hohhot	9%