#1  2011 Toyota Sienna     9.0 Excellent
#2  2010 Honda Odyssey    8.9 Very Good
#3  2010 Kia Sedona    8.1 Very Good
#4  2010 Chrysler Town & Country  8.0 Very Good
#5  2010 Mazda Mazda5  7.9 Good
#5  2010 Volkswagen Routan  7.9 Good
#7  2010 Dodge Grand Caravan   7.6 Good

(The rank info from USNews site.)