Bump Chart is a specific type of chart developed to show the rank overtime and all the transitions straight forward. This is a type of chart that allow you to make different formats as you can see below.
What is great about of Bump chart?
This type of chart is widely used because it easily overcome the difficulty in visualisation with multiple dimensions. This type of visualisation allows you to see each rank easily since it has different colours.
When is Bump Chart useful?
If the purpose is showing a rank as only important thing in your visualization, then the Bump Chart would be a good option. However, if is necessary show proportion or magnitude then would be better using other type of chart.
As previously said, Bump Chart may be a great way to show changes in ranking over time and when to use this chart will depend on the context as any other visualisation.
I hope you enjoyed this content.
Thank you for reading and have a good day.