Each listed level without a percentage is 100 percent.
Fun: 1RL, 2R, (3 neither way), 4RL, 5R, 6RL, 7R, 8R (speed mine), 9RL lose 1 (with 100 % for R), 10R, 11R, 12R lose 1, 13R, 14R, 15R, 16R, 17L lose several (maybe also R?), 18RL lose 5, 19R, 20R, 21R, (22 probably neither way), (23 done by Clam), 24RL lose several (with 100 % for R), 25RL (mine away from walls to get through), 26R, (27 neither way), 28L lose 1 (must check for 100 %), (29 neither), 30L.
-- Simon