Posted by Bob P (129.65.46.87) on November 29, 2001 at 11:46:55:
In Reply to: Stat on CH posted by Doug on November 28, 2001 at 23:11:34:
I've seem articles say 0.1 percent (1 in 1000) all the way up to 0.7 (7 in 1000). The 0.1 percent is the most often quoted.