condition mean min max 4 h after light 12.424145 11.084737 13.763553 8 h after light 11.098597999999999 10.814061 11.383135 12 h after light 9.5155045 8.889744 10.141265 4 h after dark 11.914836000000001 10.572577 13.257095 8 h after dark 9.9721275 9.390335 10.55392 12 h after dark 11.37726 11.37726 11.37726