Passage: Declining support for the major parties in recent times is leading to more non-majoritarian outcomes at elections.  At the 2010 federal election, which resulted in an exact 72-72 seat tie between Labor and The Liberal-National Coalition, incumbent Prime Minister Julia Gillard secured the support of four out of six Independent and Green Party crossbenchers and continued to govern.

Question: What year did the federal election end in a tie?
2010