Really? We do?
Before the [Second Vatican] Council there were less than 400 marriages annulled by Catholic diocesan tribunals in an average year; now there are 50,000.
-- citing Kenneth C Jones' work Index of Leading Catholic Indicators: The Church since Vatican II,
on the thread Archbishop Timothy Dolan - The Alfred E. Neuman of Catholicism?
Don't ask me to comment on what you know, although I have reason to believe it is prescious little.