condition	mean	min	max
0 h after light	5.02378	4.95718	5.09038
4 h after light	3.5544000000000002	3.20729	3.90151
8 h after light	3.83937	3.55907	4.11967
4 h after dark	4.77963	4.5047	5.05456
8 h after dark	4.535405	4.33207	4.73874
12 h after dark	4.13429	3.77788	4.4907