12 times 0 F/ L! k2 S$ X& |( V2 H" T3 i; }0 N& N' e2 q( W1 l' x
each time 4 person but 1 need to back to pick up the other 36 g" o; ^6 o- m4 U
return x 10 = 30 peoplewww2.tvboxnow.com2 e& j- m. s1 G$ [& E T* P
1 time return & K/ K9 p6 [1 E1 E( V公仔箱論壇2 person on last time + a& g- C+ b wtotal : 12 times