condition mean min max 4 h after light 0.0103763 0.0 0.0207526 8 h after light 0.0849689 0.0709062 0.0990316 12 h after light 0.066091 0.0 0.132182 4 h after dark 0.0 0.0 0.0 8 h after dark 0.09937649999999999 0.090574 0.110702 12 h after dark 0.0 0.0 0.0