Sometime you gain, sometime you lose

Singapore budget for FY2009: SGD 43.44b.
As of Sep 2008, GIC managed assets: estimate SGD225b (well over USD100b).
As of 31 mar 2008, Temasek Holdings net portfolio value: SGD185b.

If we assume total asset value is SGD410b.
Then in the last financial year, Temasek lost more than SGD40b can represent almost one year of national expenditure or 10% of total asset.