| step_ahead,prediction | |
| 1,8.552869672944206 | |
| 2,6.781191480657996 | |
| 3,7.992873447012145 | |
| 4,7.280323540829842 | |
| 5,7.804599684069503 | |
| 6,8.598894243015852 | |
| 7,8.308000463177887 | |
| 8,9.077900586073438 | |
| 9,8.088958044628363 | |
| 10,8.444233354521879 | |
| 11,8.715348748004722 | |
| 12,9.63003217806114 | |
| 13,9.368778655768907 | |
| 14,8.962526665668554 | |
| 15,8.849775656011134 | |