condition mean min max 3 h after light 12.1316 8.0206 14.8092 6 h after light 8.443636666666666 5.79427 10.6411 9 h after light 9.293983333333333 4.07675 13.7157 12 h after light 10.557535 8.69779 12.5019 3 h after dark 11.9221 10.9609 13.5091 6 h after dark 13.4715 9.3603 19.1602 9 h after dark 11.889116666666666 9.88755 13.2791 12 h after dark 10.788685000000001 7.88097 13.6964