In a column bar chart, the categories appear along the horizontal axis; the height of the bar corresponds to the value of each category. Grouped or stacked Bar graphs can also be used for more complex comparisons of data with grouped bar charts and stacked bar charts.
In other words, what are people from Botswana called? A person from Botswana and/or a citizen of Botswana is called Batswana.
The Khoikhoi is a general term to describe the hunter-gatherers, also called 'bushmen' or the San, who were the earliest inhabitants of Africa. There were probably about 120,000 living in South Africa around 1500. They were still there when black Bantu-speaking farmers and finally the white settlers who came later.