1984 – Bloated and corrupt Liberal government under John Turner is thrown from office after Brian Mulroney campaigns to bring back integrity to Parliament. Former Liberal voters turn to Tories because “it’s time for a change.”

1993 – Bloated and corrupt Tory government under Kim Campbell is thrown from office after Jean Chretien campaigns to bring back integrity to Parliament. Former Tory voters turn to Liberals because “it’s time for a change.”

2006 – Bloated and corrupt Liberal government under Paul Martin is thrown from office after Stephen Harper campaigns to bring back integrity to Parliament. Former Liberal voters turn to Tories because “it’s time for a change.”

If only there were some sort of discernible pattern Canadian voters could use, right now, to determine a new future for our federal politics. If only.