| Q1 | Q2 | Q3 | Q4 | Q5 | |
| -4 | 0 | 0 | 
|
-4 | |
| -4 | 0 | 0 | -2 | -4 | |
| -4 | 0 | 0 | -7 | -6 | |
| -4 | 0 | 0 | -8 | -8 | |
| -4 | 0 | 0 | -9 | -14 | |
| -4 | 0 | 0 | -9 | -14 | |
| -4 | 0 | 0 | -10 | -14 | |
| -6 | 0 | -2 | -10 | -14 | |
| -6 | 0 | -5 | -11 | -17 | |
| -6 | 0 | -5 | -11 | -17 | |
| -7 | -5 | -10 | -11 | -17 | |
| -8 | -10 | -12 | -12 | -17 | |
| -8 | -10 | -17 | -13 | -17 | |
| -9 | -17 | -17 | -13 | -17 | |
| -9 | -17 | -17 | -14 | -17 | |
| -10 | -17 | -17 | -17 | -17 | |
| -12 | -20 | -20 | -19 | -17 | |
| -6.6 | -6.0 | -7.6 | -11.0 | -14.2 |