Simplify the following text for a Grade 8 native English-speaking person.
Original: He has won three major championships ( The Masters in 2000 and the PGA Championship in 1998 and 2004 ) and was the leading PGA Tour money winner in 2003 , 2004 and 2008 .
Simplified: He has won The Masters in 2000 and the PGA Championship in 1998 and 2004 and was the leading PGA Tour money winner in 2003 , 2004 and 2008 .