Sierra Metals Inc
| Year | Mar | Jun | Sep | Dec | Annual | |
|---|---|---|---|---|---|---|
| 2021 | 0.02 | 0.06 | -0.03 | - | 0.05 | |
| 2020 | -0.01 | - | 0.11 | 0.04 | - | |
| 2019 | -0.01 | - | 0.01 | 0.03 | 0.03 | |
| 2018 | 0.05 | 0.07 | 0.01 | -0.01 | 0.12 | |
| 2017 | - | 0.02 | 0.03 | 0.02 | 0.07 | |
| 2016 | - | - | - | - | - | |
| 2015 | - | - | - | - | - |