Statistics are interesting but conclusions are not science, but fueled by liberal leanings and hostility towards conservatives and Christians.
I don’t like divorce. To get divorced you have to married first.
As a pastor, if something is breaking conservative protestant marriages up, then I’d like to know what it is.
In my opinion, we don’t say “no” enough to marrying people. I don’t know some key indicator that says they’re truly committed to making their marriage work. All will say they love Jesus, love their intended, etc.