Hybrid Vehicle Sales Increase by 25 Percent in U.S. During 2003

According to Michigan-based R. L. Polk & Co. (www.polk.com), self-described as "a premier provider of automotive information solution services to corporations worldwide," registrations for hybrid vehicles rose to 43,435 in the United States during 2003, which is a 25.8 percent increase in comparison to 2002 stats.