condition mean min max 4 h after light 0.11211335 0.0866727 0.137554 8 h after light 0.1036097 0.0944144 0.112805 12 h after light 0.11428735000000001 0.0917397 0.136835 4 h after dark 0.0 0.0 0.0 8 h after dark 0.023042366666666664 0.0 0.0691271 12 h after dark 0.060753 0.0 0.134057