condition	mean	min	max
4 h after light	13.396063999999999	13.22983	13.562298
8 h after light	13.645834	12.523828	14.76784
12 h after light	12.949885	12.695467	13.204303
4 h after dark	16.001189	15.749339	16.253039
8 h after dark	13.1747935	12.408833	13.940754
12 h after dark	13.648225	13.648225	13.648225