So far on one day (as of 1:30pm)

124644 pages transmitted
 20655 unique pages

Each transmitted an average of 6 times.
But, of those 20,655 unique documents:

Numer of transmissions	Number of URIs	Percent		Running percent
1			12299		60%		60%
2			 3355		16%		76%
3			 1420		 7%		82%
4			  785		 4%		86%
5			  534		 3%		89%
6			  348		 2%		91%
7			  238		 1%		92%
8			  209		 1%		93%
9			  149		 1%		94%