Using this Index Match to retrieve numbers from a raw sheet, any way I can have incoming numbers that are negative, to become zeros?

=IF($G3>Key!$C$10," ",(IF($G3<Key!$C$19,(INDEX(page!$1:$1048576,MATCH($G3,page!$A:$A,0),MATCH($M$1,page!$1:$1,0))),(INDEX(page!$1:$1048576,MATCH($G3,page!$A:$A,0),MATCH($M$69,page!$1:$1,0))))))