condition	mean	min	max
4 h after light	5.62725	5.45268	5.9348
8 h after light	5.484893333333334	5.33523	5.63198
12 h after light	5.3726400000000005	5.32454	5.4248
4 h after dark	5.48755	5.4469	5.54681
8 h after dark	5.341806666666667	5.21061	5.45242
12 h after dark	5.44726	5.28153	5.6184199999999995