It won't reflect any reality, because you ask people directly interested with collecting crypto.
The idea of making google sheets, seems a lot better, but it would have to be slightly convoluted.
Make it about financial system consciousness and spread it as a economy science project on places like redit, facbook etc.
This way, your sample group could be much broader and the study itself could get recognised, even scientifically.

Italian Bob looks like a DOGE guy to me.
You just gave yourself a good example how pointless such survey is in this place.
We can invent whatever data we like, that will only hide the real picture...
However If it somehow helps you, central EU here, I personally know only one person that hodls.