| Mean period (week) | Min | Max | Mean | Std.Deviation |
High frequency component | 4.07 | −734.18 | 1239.09 | −4.40 | 165.91 |
Low frequency component | 87.94 | −867.64 | 2706.85 | 120.58 | 580.59 |
Trend |
| 781.15 | 2862.09 | 2000.80 | 736.81 |