This changes every year, but according to AOL Motors, these cars have the lowest rates:
Hyundai Santa Fe
Kia Spartage
Hyundai Entourage
Kia Sedona
Kia Rio5
Honda Odyssey
Smart Fortwo
Saturn VUE
Mazda Tribute
Chrysler Town & Country
Of course, it depends on the driver and the amount and type of insurance, etc. But statistically speaking, these ten cars have the lowest rates.