First of all, they are a corrupt sample since they are almost always bullish.
Secondarily—their absolute numbers are tiny…the really useful poll would be among the “big Boys” who are non-gold bug traders and money managers…and for most of them, gold is beyond their ken…as far as I am concerned gold is almost always a contrarian play…for years now, I have seen gold discussed on the 3 business channels only a few times a year.