Ah, okay. Then to answer your question: because those cars' rapid rise into the top 20 on that list means that there's an uncertain risk calculation (and one th

Ah, okay. Then to answer your question: because those cars' rapid rise into the top 20 on that list means that there's an uncertain risk calculation (and one that old rates do not reflect) and so the insurer isn't willing to bet that the rise won't continue.