condition mean min max 0 h after light 0.0142699 0.0 0.0285398 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0136894 0.0 0.0273788 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.01437795 0.0 0.0287559 12 h after dark 0.0 0.0 0.0