| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| WRKL | 65.6 | 78.5 | 86 | 89.75 | 100 |
| IND | 80.9 | 98.55 | 104.45 | 113.05 | 122.4 |
| GRON | 137.7 | 175.75 | 202.9 | 237.65 | 321.9 |
| BOUW | 81.1 | 99.7 | 110 | 118.45 | 138.7 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| WRKL | 83.7052573673721 | 86 | 88.2947426326279 |
| IND | 101.492331717946 | 104.45 | 107.407668282054 |
| GRON | 190.273816092474 | 202.9 | 215.526183907526 |
| BOUW | 106.175428945620 | 110 | 113.824571054380 |
