But those numbers belie the true scale, according to Det Supt Paul Hopkins, the head of the Australian Federal Police team in Manila who has spent the past two years investigating the crime.
When Philippine police smashed into the one-bedroom house, they found three girls aged 11, seven and three lying naked on a bed.
At the other end of the room stood the mother of two of the children – the third was her niece – and her eldest daughter, aged 13, who was typing on a keyboard.
But the undercover agent says Nicole did not feel rescued; she felt betrayed.
“I know that she is angry with me,” the woman said.
After a few days of chatting, Nicole causally told the agent about their “shows”.
“It was the first time we heard of parents using their children,” said the middle-aged woman.
“We think that what we are seeing, what we are dealing with, is a small part of what is out there,” she said. Big business.” Children are made to perform around the clock, with morning live-streams catering to Europeans and Americans, and later in the day, an Australian-based clientele.
The number of ongoing live-streaming criminal cases in the Philippines is rising, from 57 in 2013, growing to 89 in 2014, and up to 167 in 2015.
Next month, Unicef will launch a campaign to educate young people about the risks of the online world.
The UK’s #We Protect project, an international alliance to fight online child abuse, has promised £10m to the campaign.
In some areas, entire communities live off the business, abetted by increasing internet speeds, advancing cameraphone technology, and growing ease of money transfers across borders.