condition mean min max 0 h after light 0.1312853 0.0494846 0.213086 2 h after light 0.265815 0.19829 0.33334 4 h after light 0.395146 0.388051 0.402241 8 h after light 1.632145 1.58424 1.68005 12 h after light 1.810755 1.18621 2.4353 2 h after dark 0.7144265000000001 0.664675 0.764178 4 h after dark 0.9198525 0.888482 0.951223 8 h after dark 0.46814049999999996 0.268375 0.667906 12 h after dark 0.2550141 0.0528222 0.457206