condition mean min max 4 h after light 0.089048 0.0 0.178096 8 h after light 0.1127665 0.0 0.225533 12 h after light 0.03206425 0.0 0.0641285 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.036826000000000005 0.0 0.110478