condition	mean	min	max
0 h after light	18.6643	17.1107	20.2179
4 h after light	10.338999999999999	9.9491	10.7289
8 h after light	14.56235	12.1537	16.971
4 h after dark	19.00955	12.4959	25.5232
8 h after dark	10.414100000000001	10.3704	10.4578
12 h after dark	15.01108	9.42926	20.5929