The drugs most frequently seized by West Yorkshire Police

West Yorkshire Police made 6,046 seizures of controlled drugs last year - the most for any force in England and Wales except the Metropolitan Police.

Home Office figures for 2018/19 reveal this was an increase of 14 per cent on the previous year and the highest number in a decade.

7. Heroin

Police made 244 seizures of heroin. Picture: Julien Behal/PA Wire | pa

Police made 173 seizures of crack cocaine. Picture: Yasuyoshi Chiba/AFP via Getty Images | Getty

Police made 140 seizures of amphetamine. Picture: Robin Van Lonkhuijsen/AFP via Getty Images | Getty

Police made 112 seizures of ecstasy, totalling 1,000 doses. Picture: Paul Faith/PA Wire | pa

Police made 71 seizures of benzodiazepines, totalling 1kg. Picture: Tony Johnson | jpimedia

Police made 40 seizures of anabolic steroids, totalling 1kg. Picture: Joe Giddens/PA Wire | pa