CGA best fitnesses after 480 and 3600 evaluations (averages of 100). The mean is highlighted in boldface where it is significantly different from CGA-b according to a Mann-Whitney U test at the 95% confidence interval.
| CGA-b | CGA-br | CGA-re | CGA-o | |
| After 480 evaluations: | ||||
| K2C2 | 3.8449 | 3.7141 | 3.6066 | 3.8163 |
| K2C8 | 3.7767 | 3.6937 | 3.6387 | 3.6424 |
| K6C2 | 3.8338 | 3.7359 | 3.6423 | 3.7617 |
| K6C8 | 3.7626 | 3.6765 | 3.6105 | 3.5761 |
| After 3600 evaluations: | ||||
| K2C2 | 4.1464 | 4.1536 | 3.9757 | 4.1417 |
| K2C8 | 4.0700 | 4.0949 | 4.0469 | 4.0269 |
| K6C2 | 4.1395 | 4.1321 | 4.0254 | 4.1320 |
| K6C8 | 4.0390 | 4.0403 | 3.9926 | 3.9279 |
| CGA-b | CGA-br | CGA-re | CGA-o | |
| After 480 evaluations: | ||||
| K2C2 | 3.8449 | 3.7141 | 3.6066 | 3.8163 |
| K2C8 | 3.7767 | 3.6937 | 3.6387 | 3.6424 |
| K6C2 | 3.8338 | 3.7359 | 3.6423 | 3.7617 |
| K6C8 | 3.7626 | 3.6765 | 3.6105 | 3.5761 |
| After 3600 evaluations: | ||||
| K2C2 | 4.1464 | 4.1536 | 3.9757 | 4.1417 |
| K2C8 | 4.0700 | 4.0949 | 4.0469 | 4.0269 |
| K6C2 | 4.1395 | 4.1321 | 4.0254 | 4.1320 |
| K6C8 | 4.0390 | 4.0403 | 3.9926 | 3.9279 |