Countrywide 9,800 massage parlors, karaoke places, cafes, and other establishments were found to violate prostitution laws out of 28,000 that were inspected.There were 380 cases in which 1,500 prostitutes, brokers, and their clients were caught red-handed.Authorities have prosecuted 474 people.Disturbingly, the average age of pimps was found to have declined by eight years to 18.