| Table 8. Standard deviation estimates. | |||||
| Fleet | Age | sd(logObs) | low | high | |
| 1 | 1 | 2 | 0.63 | 0.47 | 0.86 | 
| 2 | 1 | 3 | 0.31 | 0.26 | 0.37 | 
| 3 | 1 | 4 | 0.31 | 0.26 | 0.37 | 
| 4 | 1 | 5 | 0.31 | 0.26 | 0.37 | 
| 5 | 1 | 6 | 0.31 | 0.26 | 0.37 | 
| 6 | 1 | 7 | 0.31 | 0.26 | 0.37 | 
| 7 | 1 | 8 | 0.31 | 0.26 | 0.37 | 
| 8 | 1 | 9 | 0.31 | 0.26 | 0.37 | 
| 9 | 2 | 1 | 0.31 | 0.18 | 0.53 | 
| 10 | 2 | 2 | 0.32 | 0.26 | 0.39 | 
| 11 | 2 | 3 | 0.32 | 0.26 | 0.39 | 
| 12 | 2 | 4 | 0.32 | 0.26 | 0.39 | 
| 13 | 2 | 5 | 0.32 | 0.26 | 0.39 | 
| 14 | 2 | 6 | 0.32 | 0.26 | 0.39 | 
| 15 | 2 | 7 | 0.32 | 0.26 | 0.39 | 
| 16 | 2 | 8 | 0.32 | 0.26 | 0.39 | 
| 17 | 2 | 9 | 0.32 | 0.26 | 0.39 | 
| 18 | 3 | 2 | 0.59 | 0.39 | 0.88 | 
| 19 | 3 | 3 | 0.36 | 0.29 | 0.45 | 
| 20 | 3 | 4 | 0.36 | 0.29 | 0.45 | 
| 21 | 3 | 5 | 0.36 | 0.29 | 0.45 | 
| 22 | 3 | 6 | 0.36 | 0.29 | 0.45 | 
| 23 | 3 | 7 | 0.36 | 0.29 | 0.45 | 
| 24 | 3 | 8 | 0.36 | 0.29 | 0.45 | 
| 25 | 4 | 2 | 0.48 | 0.34 | 0.68 | 
| 26 | 4 | 3 | 0.51 | 0.43 | 0.60 | 
| 27 | 4 | 4 | 0.51 | 0.43 | 0.60 | 
| 28 | 4 | 5 | 0.51 | 0.43 | 0.60 | 
| 29 | 4 | 6 | 0.51 | 0.43 | 0.60 |