>>If you go to a international design, the symbol may be placed after the value.
>
>May? Must. Actually, the dollar is the only currency I know of where the unit goes before the value. Saying $4 always sounded to me like saying kg5 instead of 5kg.

really? The pound sign, the euro sign, and the old guilder sign usually are all place before the number. I cannot think of a an example of the reverse.