Trawler men (apologies to any trawler women) (1st), merchant navy deck hands (2nd). You can read the full article at
www.thelancet.com (free registration required).
Having worked for many years in life assurance, I was a bit surprised - flight crew on passenger carrying flights are not usually charged extra (military flight crew usually are). One of the most risky jobs (not mentioned in the article) is publican!
It's not really clear whether the article considers all causes of death or only accidental deaths at work (as reported to HSE). If the latter, I can't believe the figures - surely more scaffolders are killed at work than flight crew?