Answer

From the NYU Business Library's Economic & Statistical Resources page the following resources are useful places to access international financial statistics:
 

IMF Data: Provides access to International Financial , Balance of Payments, Direction of Trade and Government Finance Statistics. 

Economist Intelligence Unit (EIU): Select Data or the EIU Country Data for access to financial and economic data on over 200 countries.

CEIC: Time series data of economic and financial indicators.