Warning: Extrapolating that far out decreases accuracy greatly. But here goes...
Week 2: $65.3 million (-64%), cume $274.4 million
Week 3: $31.9 million (-51.1%), cume $306.4 million
Week 4: $15.6 million (-51.1%), cume $322 million
Week 5: $6.3 million (-59.7%), cume $328.3 million
Week 6: $2.79 million (-55.8%), cume $331.1 million
Week 7: $1.03 million (-63.2%), cume $332.1 million
Week 8 (thru Tue): $242 thousand (-74.4% from prev thru-Tue), cume $332.3 million
The model as it stands now "breaks down" after day 54, going into impossible outcomes (negative grosses, etc.). That will change as time goes on, but right now, it's predicting a total domestic gross of $332.3 million.