condition	mean	min	max
0 h after light	2.668535	2.53909	2.79798
4 h after light	1.60779	1.44672	1.76886
8 h after light	2.1562200000000002	1.94802	2.36442
4 h after dark	4.490105	4.28862	4.69159
8 h after dark	1.988535	1.50514	2.47193
12 h after dark	1.55651	1.54207	1.57095