condition mean min max 0 h after light 0.1227535 0.0 0.245507 2 h after light 0.0 0.0 0.0 4 h after light 0.1247265 0.0 0.249453 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.1263765 0.0 0.252753 4 h after dark 0.1224445 0.0 0.244889 8 h after dark 0.266296 0.0 0.532592 12 h after dark 0.0 0.0 0.0