Area Chart
Emphasizing magnitude over time.
When to Use
Trend plus emphasis on volume; cumulative totals; stacked composition over time (limited series).
Data Shape
time, value (optional series)
Prompt Patterns
- Monthly cumulative revenue YTD area chart.
- Daily active users vs new users last 60 days stacked area chart.
Best Practices
- Prefer line if focus is pattern not volume fill.
- Limit stacked series (≤4).
- Clarify stacked vs overlapping: Use stacked area.
Common Mistakes
- Using area with many series (muddy).
- No explicit stacking instruction when needed.
Example Prompts
- Daily cumulative sum of revenue current month area chart.
- Weekly sum of page_views by device_type last 12 weeks stacked area chart limit top 3 device_type.
Troubleshooting
Overlapping confusion? Switch to line or stacked area.