[olejorgenb]

In Norway it's 37.8%. Though you do get "skjermingsrente" (about the same rate as the central bank rate) on the amount you originally invested (ie.: not on any untaxed gains you've had).

[tossandthrow]

This is clever. In particular in inflationary times you are being taxed on non-real gains - this seems to alleviate that.