At a time of uncertain gas prices, CarMax, Inc. the nation’s largest retailer of used cars, says online searches for hybrid cars are on the rise. Examples of the most searched hybrid cars include the Ford Escape Hybrid, Toyota Prius and Toyota Camry Hybrid. These hybrids are climbing in popularity based on recent month-to-month trends of searches for hybrid cars on the carmax.com website. November 2007 carmax.com data indicated that searches for hybrid cars have increased 10% over last year and 43% from October to November.