condition mean min max 0 h after light 2.562645 2.23633 2.88896 2 h after light 2.39055 1.99138 2.78972 4 h after light 2.60557 2.4844 2.72674 8 h after light 2.305155 2.30077 2.30954 12 h after light 4.255385 4.14275 4.36802 2 h after dark 2.95783 2.9482 2.96746 4 h after dark 2.7254050000000003 2.67482 2.77599 8 h after dark 3.43583 2.23587 4.63579 12 h after dark 2.988345 2.8646 3.11209