Bar Charts can be used to share lots of different kinds of information. wBars appear on either a horizontal or vertical axis, and they are very versatile.
It is therefor very important that you take the time to thoroughly analyze bar graphs because they vary tremendously in their most simple properties.
In the first half of the video, there's a good overview of the overview.
Don't watch until after you've written!
The bar chart above shows the top ten countries for the production and consumption of electricity in 2014. Summarize the information by selecting and reporting the main features, and make comparisons where relevant.