Statistical data set
Defect causes recorded on safety reports
Updated 28 June 2018
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| Financial year | Type of defect | Percentage |
|---|---|---|
| 2015 to 2016 | Design / manufacture-related | 61.00% |
| 2015 to 2016 | Lack of maintenance | 15.50% |
| 2015 to 2016 | Defects resulting from incorrect use, abuse, causes which could not be identified or were not safety-related | 23.50% |
| 2014 to 2015 | Design / manufacture-related | 15.30% |
| 2014 to 2015 | Lack of maintenance | 39.40% |
| 2014 to 2015 | Defects resulting from incorrect use, abuse, causes which could not be identified or were not safety-related | 45.30% |
| 2013 to 2014 | Design / manufacture-related | 10.00% |
| 2013 to 2014 | Lack of maintenance | 29.50% |
| 2013 to 2014 | Defects resulting from incorrect use, abuse, causes which could not be identified or were not safety-related | 60.50% |