Columns stacked on top of each other to show composition of totals. Each segment represents a sub-category, and the full column height shows the aggregate value, making it easy to compare both totals and their breakdowns.
How Astronauts Actually Spend Their Day on the ISS (Hours)
Best for
- Showing how parts contribute to a total across categories
- Comparing totals while revealing internal composition
- Tracking how category breakdowns change over time
Avoid when
- You need to precisely compare individual sub-categories across groups
- There are too many segments making the chart hard to read
- Sub-category values are very similar, making differences hard to see