1)how many heart attacks would I have had/have/had? Please e

1)how many heart attacks would I have had/have/had? Please explain with more detail.
1)how many heart attacks would I have had? Please explain with more detail.
我会有多少次heart attacks.（ 言下之意 现在有不还是没有了）
2)how many heart attacks would I have ? .（ 言下之意 现在有不还是没有了）
3)how many heart attacks would I had? .（ 言下之意 现在有不还是没有了）