condition mean min max 0 h after light 6.04061 5.91195 6.16927 4 h after light 2.048105 2.00795 2.08826 8 h after light 1.91162 1.62988 2.19336 4 h after dark 1.81757 1.57875 2.05639 8 h after dark 3.4128350000000003 2.91127 3.9144 12 h after dark 3.655175 3.12834 4.18201