condition	mean	min	max
0 h after light	5.92471	5.30628	6.54314
4 h after light	9.31389	7.83358	10.7942
8 h after light	2.89594	2.6202	3.17168
4 h after dark	6.363905	5.50817	7.21964
8 h after dark	7.39452	7.1174	7.67164
12 h after dark	8.007125	7.45736	8.55689