The average number of turns for the algs given here is approximately 10.62.
10.62 plus the 75% chance of a U face turn (before the algorithm) gives,
assuming all the cases have an equal chance of occuring and ignoring skips, 11.37 turns for solving the corners.
CLL has 42 cases separated by the corner pattern into 8 groups.
The U cases have an average of 9 2/3 turns
The H cases have an average of 12 1/2 turns
The S cases have an average of 9 2/3 turns
The aS cases have an average of 9 2/3 turns
The T cases have an average of 10 1/2 turns
The Pi cases have an average of 12 turns
The L cases have an average of 10 1/6 turns
The O cases have an average of 13 turns