a1 2 51510153 (30%()-)4 -5 6 7 abcd7b1 2c1abc20d2(-)a15bc10 a 91b 910c 20 41d 20 410 a1 ()-2 3()4567b1 2c1234ab1- -2-3-456-7201220124.580%-90%4000100080/ 13285%15%3451/367vipvip-vip20%vip80% -12ad3-55-8adadadadad1 2011-1-520122012-12342 3 4-2013201420132014201320131. -2. -1. -2. -