Table:
text: 1989 PGA Championship
Missed the cut
Missed the cut
Player Country Years_won Total To_par
Hal Sutton United States 1983 146 +2
Lanny Wadkins United States 1977 148 +4
Lee Trevino United States 1974 , 1984 149 +5
Bob Tway United States 1986 149 +5
John Mahaffey United States 1978 150 +6
David Graham Australia 1979 153 +9

Question: What is the top par for 1989 Missed the Cut Lanny Wadkins under PGA Championship?

Question: What is Australia's highest total in 1989 Missed the cut at the PGA Championship?

Question: Which country has a par greater than 5 and a player, John Mahaffey, missed the Cut 1989 PGA Championship?