| Year | Dx (M2/Hour) | Dy (M2/Hour) | ux (M/Hour) | uy (M/Hour) |
| 1999 2000 2003 2005 2006 2007 | 88,243.43 89,815.63 91,633.66 91,070.901 91,743.01 90,965.52 | 84,281.22 82,734.75 85,883.85 85,671.36 85,986.33 85,257.63 | 11.32 −5.12 −15.50 0.50 11.43 −8.04 | 24.89 −1.10 12.82 20.18 26.86 10.00 |