Per this article most of the hubs of human trafficking can be found in Russia, China and its bordering countries, every country in Africa, most of South America and Mexico. These areas/countries all make the ranks of heavyweights in this unseemly activity. All of Europe and the U.S. and Canada lead the planet in active pursuit of and punishment of those involved in human trafficking (the new slave trade).
http://www.theguardian.com/news/dat.../jul/28/map-countries-worst-human-trafficking
http://www.theguardian.com/news/dat.../jul/28/map-countries-worst-human-trafficking