His previous best career finish was 6th the previous year at Charlotte.
He had missed five consecutive cuts before this week, and his previous best finish was a tie for 22nd.
In the final rounds of her previous seven second-place finishes, Kane had averaged 67.86.
The previous two dismal finishes followed off-seasons of high expectations.
His previous best finish had been a tie for ninth earlier this year.
There has been one previous finish at the summit (in 1985).
The best previous American finish was a ninth in men's doubles in 1984.
His previous best finish had been a tie for second at the 1986 Phoenix Open.
Cousins was the favourite to win with bookmakers, after five previous top-10 finishes.
Its best previous finishes were silvers in 1928 and 1964.