| step_ahead,prediction | |
| 1,19.008388071134686 | |
| 2,20.333862406015395 | |
| 3,19.111520591005682 | |
| 4,19.9498165294528 | |
| 5,19.28692054823041 | |
| 6,19.16675452031195 | |
| 7,19.78206033706665 | |
| 8,19.614126131683587 | |
| 9,20.864078187197446 | |
| 10,21.16241133660078 | |
| 11,20.554409538209438 | |
| 12,21.614865165948867 | |
| 13,21.463812113553285 | |
| 14,20.714523558318614 | |
| 15,21.723472912609576 | |