condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.3514635 0.345682 0.357245 8 h after light 0.39649900000000005 0.346874 0.446124 4 h after dark 0.5177055 0.430429 0.604982 8 h after dark 0.0866905 0.0863267 0.0870543 12 h after dark 0.2587905 0.175069 0.342512