Every year, BP produces a "Statistical Review of World Energy". It is a wonderful resource, not least because it comes complete with a database which allows you to draw your own graphs (and your own conclusions).
This year's edition has just been published. It includes a listing of the carbon emissions from burning fossil fuels over the past 57 years:
The thin brown stripe is the whole of Africa. For those of us in South Africa who think we can save the world by cutting our emissions, building windmills and huge solar plants, please think again. In the scheme of things, we are truly insignificant.