condition mean min max 4 h after light 0.6757044999999999 0.631718 0.719691 8 h after light 0.999789 0.810968 1.18861 12 h after light 1.506965 1.45167 1.56226 4 h after dark 2.507775 2.48978 2.52577 8 h after dark 1.3912200000000001 1.33168 1.45076 12 h after dark 1.1176050000000002 1.0541 1.18111