condition mean min max 3 h after light 0.02354123333333333 0.0 0.0706237 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.010722575 0.0 0.0428903 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0480521 0.0 0.106148 12 h after dark 0.0203092 0.0 0.0406184