100% slave free pork

Consumers get many choices these days. Labels exist for high health pork, organic pork, environmentally-friendly pork and animal-friendly pork. This week I read about Tony’s Chocolonely chocolate bars, which are well-known for being guaranteed slave-free (child labour free) chocolate. After a while my thoughts drifted off. Is slavery or child labour happening in pork production as well? One country According to this extensive graph from 2012, from the Toronto, Canada-based newspaper N