More than two-thirds of those deaths were the result of a robbery or attempted robbery. About 60 percent of work-related homicides occur in the retail trades and services.
"It does bring to the forefront that employers need to look at this as a potential safety threat to employees," Norton said.
Those most likely to become victims work with cash, such as clerks and waiters. Other high-risk jobs are taxi drivers, truck drivers and guards. Other risk factors include working alone, working in a high-crime area and selling valuables.
--Reporter Becky Pallack contributed to this article.
Copyright (c) 2006, The Arizona Daily Star, Tucson Distributed by McClatchy-Tribune Business News.