In which case, specify a currency in the poll. The initial question is currency-neutral, commenters can specify their own $/£/€/whatever, but you can't do that

In which case, specify a currency in the poll. The initial question is currency-neutral, commenters can specify their own $/£/€/whatever, but you can't do that while answering a poll. Not that I've any idea what level exchange rates are at these days.