who is the richest person in philippines?
['John Gokongwei, Jr.; $5.3 billion.', 'Enrique Razon, Jr.; $5.1 billion.', 'Jaime Zobel de Ayala; $3.7 billion.', 'Lucio Tan; $3.6 billion.', 'Tony Tan Caktiong; $3 billion.', 'Ramon Ang; $2.8 billion.', 'Ty siblings; $2.6 billion.', 'Andrew Tan; $2.55 billion.']