condition mean min max 4 h after light 10.2526245 9.430778 11.074471 8 h after light 9.9132325 8.751994 11.074471 12 h after light 10.952974999999999 10.683803 11.222147 4 h after dark 11.671467 11.588373 11.754561 8 h after dark 11.636255 9.647505 13.625005 12 h after dark 11.074471 11.074471 11.074471