| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| TIP | 80.9 | 98.1 | 104.2 | 112.9 | 122.4 |
| Bouw | 71 | 85.2 | 92.9 | 102.5 | 114.3 |
| Energie | 95.9 | 109.7 | 114.6 | 118.9 | 130.3 |
| Voeding&Drank | 113.2 | 125.4 | 130.9 | 134.4 | 145 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| TIP | 101.205985599649 | 104.2 | 107.194014400351 |
| Bouw | 89.4002399239142 | 92.9 | 96.3997600760858 |
| Energie | 112.738855913295 | 114.6 | 116.461144086705 |
| Voeding&Drank | 129.079315567354 | 130.9 | 132.720684432646 |
