condition mean min max 1 h after light 6.0396892965 5.8885249879999995 6.190853605 3 h after light 6.377018323000001 4.813988956 8.066202426 5 h after light 7.301593296 5.662933552 8.694734654 7 h after light 7.8030819613333335 6.624401571 9.078572031 9 h after light 8.936231378666665 6.520767332999999 11.02512226 11 h after light 8.70116953 8.034347494 9.281289372 1 h after dark 7.655466130666667 7.353739062000001 8.118641371 3 h after dark 8.852243337666666 7.759496167999999 9.678872146 5 h after dark 9.404191377333333 8.840888297000001 9.859744608 7 h after dark 8.601150612666668 8.313485566 8.992526681000001 9 h after dark 8.505038102 7.6600887779999995 9.381892809 11 h after dark 8.332079000333334 7.576462397 8.884490956