Jon Peltier wrote;

If you tell him how you did this, I'm kicking you out of the newsgroup!

LOL

Here is something similar
http://www.edferrero.com/Content/Scatter_Pyramid.xls

Just format the y-Axis and check 'values in reverse order' to get your
funnel.

(oh yes, I think the calculations are wrong, but it hardly matters for this
sort of chart)

Ed Ferrero
"A little inaccuracy sometimes saves a ton of explanation."
- H. H. Munro (Saki) (1870-1916)