condition	mean	min	max
4 h after light	3.933030666666667	2.779744	5.844962000000001
8 h after light	8.891645333333333	4.616117	13.959670000000001
12 h after light	5.354914	4.860451	5.955608
16 h after light	9.158864333333332	8.522255	10.168619999999999
4 h after dark	6.219946666666667	3.269902	8.893419
8 h after dark	4.045553	3.065109	5.027107