Simplify the following text for a Grade 7 native English-speaking person.
Original: A series of reports in the 1980s and 1990s ranking the Auburn public school system among the top in the state and nation convinced thousands of new residents to move to Auburn over the past 25 years .
Simplified: A series of reports in the 1980s and 1990s made the Auburn public school system among the top in the state .