A waterfall chart is normally used for displaying how an initial value is affected by sub item values which can be positive or negative. Many companies use these kind of chart to visualize their financial analysis, e.g. a profit walk. These financial analysis can be differentiated by various factors like different versions. In most cases there is a company styleguide to visualize these different versions. This example shows you how you are able to change the first and total bar of the waterfall chart.