condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 3.18796 2.31034 4.06558 2 h after dark 1.13275 0.0 2.2655 4 h after dark 2.954745 2.01888 3.89061 8 h after dark 1.097685 0.0 2.19537 12 h after dark 1.0389 0.0 2.0778