Plot, read and classify a basic time-series graph
The table lists market attendance for consecutive months
The rows are in chronological order
| Time | Period number | Market attendance (people) |
|---|---|---|
| Mar 2021 | 1 | 481 |
| Apr 2021 | 2 | 450 |
| May 2021 | 3 | 419 |
| Jun 2021 | 4 | 390 |
| Jul 2021 | 5 | 361 |
| Aug 2021 | 6 | 329 |
| Sep 2021 | 7 | 300 |
| Oct 2021 | 8 | 269 |
| Nov 2021 | 9 | 241 |
| Dec 2021 | 10 | 210 |