condition	mean	min	max
4 h after light	2.699255	2.4543	2.94421
8 h after light	3.65952	3.43048	3.88856
12 h after light	4.596175	4.13174	5.06061
4 h after dark	5.315125	5.06673	5.56352
8 h after dark	3.630905	3.29099	3.97082
12 h after dark	3.845015	3.7497	3.94033