condition	mean	min	max
4 h after light	18.87077	16.106023	21.635517
8 h after light	24.6424855	23.203782	26.081189
12 h after light	24.303103	20.947277	27.658929
4 h after dark	23.825485500000003	14.515109	33.135862
8 h after dark	24.4717905	16.564768	32.378813
12 h after dark	20.876759	20.876759	20.876759