Not sure if anyone else noticed this on bonjovi.com or not, but I think posting this message on there officially states what some of us have been saying for a while - US ticket sales for the stadium shows are very poor:

Get Tickets for Philly & NYC Area Shows(Jun 9)
Make sure to get your tickets for the upcoming Summer shows in Philly and at Giants Stadium now before its too late!

July 15th, 2006
Philadelphia, PA
Citizens Bank Park
GET TICKETS

July, 18th
East Rutherford, NJ
Giants Stadium
GET TICKETS

July, 19th
East Rutherford, NJ
Giants Stadium
GET TICKETS

July, 29th
East Rutherford, NJ
Giants Stadium
GET TICKETS