| Year | Rental Price Index |
|---|---|
| 2016 | 120 |
| 2017 | 135 |
| 2018 | 150 |
| 2019 | 135 |
| 2020 | 160 |
Which one of the following can be deduced from the data in Table 1?
The average cost of rent rose throughout the entire period from 2016 to 2020.
Compared with 2020, the average cost of rent was 25% cheaper in 2016.
Total consumer expenditure on residential rentals fell in 2019.
Between 2018 and 2019, the average cost of rent fell by 15%.