condition mean min max 4 h after light 122.875362 113.568838 132.181886 8 h after light 124.5542935 116.001288 133.107299 12 h after light 127.89617949999999 121.604214 134.188145 4 h after dark 130.903864 126.010651 135.797077 8 h after dark 150.14781399999998 125.808167 174.487461 12 h after dark 108.914766 108.914766 108.914766