condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.08514116666666667 0.0 0.31854 10 h after light 0.0856145 0.0 0.355373 14 h after light 0.21527816666666666 0.0 0.496318 18 h after light 0.0800735 0.0 0.3078 2 h after dark 0.15367016666666666 0.0 0.604015