condition	mean	min	max
0 h after light	25.875149999999998	24.461	27.2893
4 h after light	19.46835	17.5601	21.3766
8 h after light	10.577345	9.05449	12.1002
4 h after dark	17.2388	14.1959	20.2817
8 h after dark	18.97495	17.5208	20.4291
12 h after dark	16.1966	16.1004	16.2928