condition mean min max 4 h after light 0.0554293 0.0275533 0.0833053 8 h after light 0.011249 0.0 0.022498 12 h after light 0.30058359999999995 0.0971922 0.503975 4 h after dark 0.2183455 0.128087 0.308604 8 h after dark 0.11165775 0.0722115 0.151104 12 h after dark 0.0451174 0.0237286 0.0665062