Motorhome Magazine publishes an annual Dinghy towing guide which covers all current year towables (cars, SUVs & pickups). I don't recall how they cover prior years, but you may be able to contact them on their web site to find out.
2005 Winnebago Adventurer 33RV | 2004 WH W20 Chassis | 2010 Honda CR-V Toad
USAF Ret June 1990 | 42 years continuous Active Duty
49 States | 10 Provinces | 50 years RVing