Facebook founder Mark Zuckerberg has updated his Facebook followers on his trip to Nigeria.

He writes that it's his first trip to sub-Saharan Africa and he'll be "learning about the startup ecosystem in Nigeria. 

"The energy here is amazing and I'm excited to learn as much as I can.

"Our first stop is the Co-creation Hub Nigeria (CcHUB) in Yaba. 

"I got to talk to kids at a summer coding camp and entrepreneurs who come to CcHub to build and launch their apps."

Quartz magazine reports that more people use Facebook in Nigeria than anywhere else on the continent

There are an estimated 16 million active users every month in the country, 44% of them access Facebook everyday.