condition mean min max 2 h after light 0.01874 0.0 0.11244 6 h after light 0.018233 0.0 0.109398 10 h after light 0.018672333333333332 0.0 0.112034 14 h after light 0.022526166666666667 0.0 0.135157 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0