article_snippet: This is compared to more urban areas where casualty rates were well below the national average.
article_snippet: Those in the North and East of England had the highest  in Britain, with both Lincolnshire and Lancashire having three constituencies each in the top ten.
article_snippet: The town's casualty figures were 53 per cent higher The town than the national average.
article_snippet: By contrast, South Wales had the lowest rates for  casualties killed or seriously injured.
article_snippet: Four Cardiff constituencies, along with Torfaen and Newport West, ranked in the bottom 10.
article_snippet: Grimsby's casualty figures were 53 per cent higher than the national average.