NEW YORK (AP) — The government's latest report card on food poisoning shows a dip in salmonella cases but an increase in illnesses from bacteria in raw shellfish. The report counts cases in only 10 states for some of the most common causes of foodborne illness, but is believed to be a good indicator of national food poisoning trends. [...] officials are cautious about making too much of it, since it was compared to a time period that included a big outbreak linked to eggs in 2010. CDC officials hope new regulatory proposals, like one to prevent salmonella in chicken parts, will keep pushing rates down. Climate change is warming coastal waters in some places, and that may be helping spread some vibrio strains to new locations, said Dr.