condition	mean	min	max
4 h after light	12.838011	10.564067	15.111955
8 h after light	11.406933	10.908754	11.905112
12 h after light	12.0459645	11.867156	12.224773
4 h after dark	12.1107265	11.785883	12.43557
8 h after dark	10.902061	9.936966	11.867156
12 h after dark	9.690626	9.690626	9.690626