Simplify the following text for a Grade 9 native English-speaking person.
Original: A cash bonus was given to each player on the team with the league 's best regular-season record during these years , to which the Presidents ' Trophy was added in 1985 â `` 86 .
Simplified: A cash bonus was given to each player on the team with the league 's best regular-season record during these years , to which the Presidents ' Trophy was added in .