| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| IPERS | 47.6 | 86.7 | 103.3 | 124.25 | 159.1 |
| PPERS | 105.2 | 107.975 | 109.815 | 110.575 | 112.04 |
| PB | 108.3 | 115.2 | 118.6 | 129.55 | 150.9 |
| PD | 116.8 | 123.5 | 127.65 | 146.9 | 181.9 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| IPERS | 95.6406590350954 | 103.3 | 110.959340964905 |
| PPERS | 109.284659480459 | 109.815 | 110.345340519541 |
| PB | 115.672928286381 | 118.6 | 121.527071713619 |
| PD | 122.876935324134 | 127.65 | 132.423064675866 |
