---
title: Area chart
styles: [scientific]
---

```chart
type: area
title: Daily active users by tier
data:
  inline:
    - { day: "Mon", tier: free, users: 820 }
    - { day: "Tue", tier: free, users: 910 }
    - { day: "Wed", tier: free, users: 870 }
    - { day: "Thu", tier: free, users: 940 }
    - { day: "Mon", tier: paid, users: 240 }
    - { day: "Tue", tier: paid, users: 265 }
    - { day: "Wed", tier: paid, users: 290 }
    - { day: "Thu", tier: paid, users: 305 }
encoding: { x: day, y: users, color: tier }
```