condition mean min max 4 h after light 134.46486666666667 121.7024 158.2268 8 h after light 218.6589 206.0538 236.7003 12 h after light 139.3466 113.1797 166.0053 16 h after light 193.6725 166.8967 238.4473 4 h after dark 248.09376666666668 231.2632 280.5514 8 h after dark 140.17556666666667 134.8751 148.9544