https://opinionua.com/en/2018/07/20/prostitution-in-ukraine/  (ukraine GDP/capita is about that of phillipines)

Bharat has millions of hijra catered to the same trade but yet low-value added(30 rupees a job) and has few foreign clients

http://www.thenotsoinnocentsabroad.com/blog/secrets-of-the-hijra-indias-little-known-transsexuals

"They often take advantage of situations that present themselves. “If you’re in a traffic jam anywhere in India, look out the window and you’ll see all the trucks are stopped and can’t go anywhere,” George said. “The hijras come running onto the freeway. They go inside those cabins — five minutes later they’re leaving and going into another truck. They’re going from cabin to cabin to cabin to get 30 rupees, 30 rupees, 30 rupees. They know these are horny truckers who have been on the road for months without their wives, and a real woman prostitute can cost 200 to 500 rupees. And here’s a hijra for 30 rupees. Which one are you gonna take?” he asked."