In Africa Rwanda, Tanzania, South Sudan and the Central African Republic reported happiness levels below that of even war-torn Syria
844 million people in the world many of them in sub-Saharan Africa still dont have access to improved and safely managed drinking water sources.
But by far the worst-affected countries have been Somalia and South Sudan. Zambia, lies in the middle of a range of countries caught in the surge of cases, from struggling Mozambique to relatively prosperous Kenya.
In East Africa Ethiopia is likely to remain the fastest growing economy, but growth is projected to slow in Tanzania with moderation in investment growth.