Just did it:

23 Oct 2012
Delta 0017 from Los Angeles, CA(LAX) to SYD(SYD)
Activity Date : 21 Oct 2012 7487 7487 14974 7487 1
23 Oct 2012
Delta 1845 from Detroit-Wayne County, MI(DTW) to Los Angeles, CA(LAX)
Activity Date : 21 Oct 2012 1979 1979 3958 1979 1


1979 + 7487 = 9466