condition	mean	min	max
4 h after light	2.2873	2.1226	2.452
8 h after light	2.960785	2.95269	2.96888
12 h after light	2.416005	2.20378	2.62823
4 h after dark	1.26066	1.11364	1.38334
8 h after dark	2.315706666666667	2.08592	2.51154
12 h after dark	2.3359433333333333	2.14879	2.45465