I don't know when but you will all eventually regret it. Either when she wins or a few series into the future when you begin to appreciate how good of an housemate she was.
I don't think Gina has lost any 'voting fans', just those 'casual' supporters, I.e. fickle.
Gina's core (voting) fanbase remains the same and I urge Gina supporters to load your credit next week as the voting spree shall begin