condition	mean	min	max
4 h after light	2.7892526666666666	2.754701	2.838787
8 h after light	2.142693	1.49171	2.515605
12 h after light	1.4238466666666667	1.363534	1.524139
16 h after light	2.787241	2.331583	3.33472
4 h after dark	2.2805429999999998	2.066667	2.6130619999999998
8 h after dark	1.5023716666666667	1.425187	1.5708090000000001