condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.011122066666666666 0.0 0.0333662 3 h after dark 0.011009866666666666 0.0 0.0330296 6 h after dark 0.0 0.0 0.0 9 h after dark 0.036268 0.0 0.108804 12 h after dark 0.0 0.0 0.0