η = 20, 600 generations: 92 solutions, hypervolume 0.7019, 96.5% of the sample's, g 1.01390 (median) to 1.02306
η = 2, 2000 generations: 92 solutions, hypervolume 0.7280, 100.1% of the sample's, g 1.00000 (median) to 1.06340
the whole front: hypervolume 0.7677; the sample of 99 of its points: 0.7272
