Exhibitor Relations' full chart of the Top 12 weekend films is to be released today.
The price of the average movie ticket rose by 3.6 percent while attendance dropped 0.76 percent, according to Exhibitor Relations, which tracks the box office.
It is now the 10th highest-grossing domestic movie, with sales of $331 million, Exhibitor Relations said.
So far this year, according to Exhibitor Relations, attendance is down another 7.8 percent.
Exhibitor Relations is projecting that the domestic box-office total will surpass $9 billion for the year, which it did not do in 2005.
The film has now made $37.4 million, according to Exhibitor Relations.
Summer ticket sales now total $3.4 billion, up 7.6 percent over last summer's total of $3.15 billion, according to Exhibitor Relations.
Exhibitor Relations looked at all 265 films released last summer.
According to Exhibitor Relations, overall box office figures for the weekend were down about 15 percent from last year because of the way the holiday fell.
Exhibitor Relations, which monitors box-office performance, estimates that Americans spent $7.5 billion on movie tickets in 1999, an increase of 8 percent from 1998.