condition	mean	min	max
0 h after light	1.073635	1.07268	1.07459
4 h after light	4.853555	3.87788	5.82923
8 h after light	21.870150000000002	20.7465	22.9938
4 h after dark	5.10167	4.9358	5.26754
8 h after dark	4.422675	3.87367	4.97168
12 h after dark	1.936715	1.42832	2.44511