EC must go back to school

REGISTERED VOTERS: 65,224
TURNOUT: 58,179 (89.2%)
SPOILT: 1,081
VOTES should be 57,098
RESULT : 
BN - 43,504 (WON)
PAS - 38,319

CAN SOMEONE EXPLAIN TO ME WHERE IS THE 24,725 VOTES COMES FROM ??
OR MY CALCULATION IS WRONG ???