condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.034632 0.0 0.103896 9 h after light 0.0204047 0.0 0.0612141 12 h after light 0.014404375 0.0 0.0576175 3 h after dark 0.021190933333333332 0.0 0.0635728 6 h after dark 0.08724793333333333 0.0 0.164761 9 h after dark 0.0192984 0.0 0.0578952 12 h after dark 0.0 0.0 0.0