| 2016 | 2017 | 2018 | 2019 | |
| Lost Time Injury (LTI) | 1 | 1 | 1 | 3 |
| Restricted Work Case (RWC) | 4 | 0 | 3 | 0 |
| Medical Treatment Case (MTC) | 2 | 3 | 2 | 2 |
| Total Recordable Incidents | 7 | 4 | 6 | 5 |
| High Potential Incidents | 1 | 3 | 1 | 2 |
| Man-hours (millions)* | 6.7 | 6.7 | 5.2 | 5.8 |
*The frequency and man-hour figures in this report cannot be compared with those given in previous reports, as in 2017 we aligned our reporting standards to IAGC requirements for reporting on a 12 man-hour basis (previous reports used a 24 man-hour basis).
| TRCF | |
| 2016 | 1.04 |
| 2017 | 0.60 |
| 2018 | 1.15 |
| 2019 | 0.86 |
| TRCF | |
| 2016 | 0.15 |
| 2017 | 0.15 |
| 2018 | 0.19 |
| 2019 | 0.52 |
| TRCF | |
| 2016 | 0.15 |
| 2017 | 0.45 |
| 2018 | 0.19 |
| 2019 | 0.35 |