| Approach | Best cost | Average cost | Worst cost | Std. dev. | CPU time | Computer | ($/h) | ($/h) | ($/h) | ($/h) | (s) | (Processor-Ram) |
| CGA-MU [15] | - | 10,143.7263 | - | - | 621.30 | 0.7 GHz | IGA-MU [15] | - | 10,042.4742 | - | - | 174.62 | 0.7 GHz | CCSA [23] | 9,990.6548 | 9,996.6390 | 10,014.0183 | 4.9268 | 75.42 | 2.1 GHz-2 GB | SOS [34] | 10,121.20529 | 10,179.03436 | 10,241.07846 | 24.960 | - | 2.2 GHz-4 GB | MSOS [34] | 9,981.3114 | 9,981.9798 | 9,983.6394 | 0.477 | 25.72 | 2.2 GHz-4 GB | TLBO [35] | 10,006.0117 | 10,006.2821 | 10,005.994 | 0.069 | 48.216 | 2 GHz-1 GB | CRBA [36] | 9,989.9444 | 99,92.050362 | 9,996.8317 | - | 67.50 | - | CBA [44] | 10,002.8596 | 10,006.3251 | 10,045.2265 | 9.5811 | 5.71 | 3.3 GHz -4 GB | OSE-CSA [59] | 9,989.9444 | 9,992.0503 | 9,996.8317 | 1.4138 | 67.50 | 2 GHz- 2 GB | Proposed method | 9,981.556 | 9,982.76 | 10,018.16 | 5.0904 | 11.19 | 2.4 GHz-4 GB |
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