*5.1.2 Percentage of thrusters online*

The mean usage of thrusters is 93 2 per cent, with a minimum of 50% and a maximum of 100%. The distribution is not normal.

### *5.1.3 Percentage of generators online*

The mean percentage of generators is 65 3%, with a minimum of 33.33% and a maximum of 100%. This distribution is not normal.

#### *5.1.4 DGNSS*

In 3 cases (7%), there is only 1 DNGSS online, in 27 cases (64%), there are 2 DGNSS in function), in 7 cases (17%), there are 3 DGNSS online, and in 5 cases, there are 4 DGNSS working online (12%). The mean value is 2.33 0.79. This distribution is not normal.

#### *5.1.5 HPR*

In 4 cases (10%), there was no HPR functioning; in 17 cases, there was 1 HPR working (40%), and in 21 cases, there were 2 HPRs in function (50%). Thus, the mean is set at 1.40 0.67. This distribution is not normal.

#### *5.1.6 Taut wire*

There are 38 cases in which the taut wire is not used (91%), while in 3 cases, there is one taut wire in use (7%), and in 1 case, two taut wires were being used (2%). The mean is 0.12 0.395.
