Is Singapore over-populated with foreigners?

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There is no denying that every 1st world country needs foreigners to supplement its citizens to help drive its economy. BUT, is Singapore over-doing it?

	Population	Citizen	Non-citizen
Norway (2008)	4,799,300	93.7%	6.3%
Finland (2008)	5,326,314	97.3%	2.7%
Singapore (2006)	4,017,733	74.0%	26.0%
Singapore (2008)	4,839,400	65.4%	34.6%