condition mean min max 1 h after light 8.609581458 8.609581458 8.609581458 3 h after light 6.831638904 6.408286492 7.254991316 5 h after light 7.161416911 6.969188357999999 7.3536454639999995 7 h after light 8.254974956 7.723854921 8.786094991 9 h after light 8.296402382 7.954010606000001 8.638794158 11 h after light 12.253095511 9.731162222 14.7750288 1 h after dark 9.698362588999998 7.492456217999999 11.90426896 3 h after dark 9.937736462 9.204747724 10.6707252 5 h after dark 9.7539754465 8.570855612999999 10.93709528 7 h after dark 9.229746287000001 8.268429314 10.19106326 9 h after dark 10.2223501615 9.143548543 11.30115178 11 h after dark 10.1206995 10.01683622 10.22456278