condition	mean	min	max
4 h after light	13.0146	12.86326	13.09711
8 h after light	12.78663	12.61329	12.999310000000001
12 h after light	12.915906666666666	12.7575	13.004539999999999
4 h after dark	13.164506666666668	12.97456	13.28785
8 h after dark	13.206420000000001	13.018930000000001	13.35551
12 h after dark	13.006083333333335	12.801110000000001	13.13296