condition mean min max 4 h after light 0.1706555 0.109972 0.231339 8 h after light 0.3204695 0.278853 0.362086 12 h after light 0.2876975 0.270746 0.304649 4 h after dark 0.36046833333333334 0.294818 0.401359 8 h after dark 0.232245 0.102037 0.356636 12 h after dark 0.30259233333333335 0.176707 0.451156