condition	mean	min	max
0 h after light	19.51365	19.3552	19.6721
4 h after light	29.3155	27.2295	31.4015
8 h after light	23.822200000000002	21.6829	25.9615
4 h after dark	25.38205	24.7263	26.0378
8 h after dark	25.11975	24.8489	25.3906
12 h after dark	19.9569	19.7194	20.1944