The number of best-performing strategies for each participant individually was as follows : ( a ) for the OLSA : FSP , N = 10.5 ; FS4 , N = 10.5 ; and FS4-p , N = 12 ; and ( b ) for the Freiburger test : FSP , N = 14 ; FS4 , N = 9 ; and FS4-p , N = 10 .