Condoms are 100% effective in preventing HIV as long as they are used correctly and consistently and do not break. You cannot get HIV from having condom protected sex.
No statistics are not possible to record if there are not statistics to observe.
its estimated that its one in 50,000,000 (fifty million) and only an estimation.
Only if using latex and polyurthane condoms
lambskin and other varieties are not included in this estimation as they do not provide adequate protection approved by guidelines
No case has ever been recorded of protected sex transmission EVER!