condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 1.20099 0.0 3.60297 12 h after light 0.44097200000000003 0.0 0.892761 3 h after dark 0.649789 0.220939 1.18708 6 h after dark 0.8409743333333333 0.377231 1.69061 9 h after dark 0.16019666666666668 0.0 0.289636 12 h after dark 0.06215333333333333 0.0 0.18646