Original sentence: The film opened on Christmas Day in 1987 in 1,182 theaters, and made $602,734 on its opening weekend for an average of $510 per theater, 18.48% percent of the final gross of $3,261,638 in the United States
Edited sentence: The film opened on Christmas Day in 1987 in 1,182 theaters, and made just $602,734 on its opening weekend for an average of a mere $510 per theater, 18.48% percent of the final gross of only $3,261,638 in the United States