condition	mean	min	max
0 h after light	5.2335650000000005	4.38787	6.07926
4 h after light	4.21988	3.41745	5.02231
8 h after light	0.349264	0.337262	0.361266
4 h after dark	1.156163	0.658806	1.65352
8 h after dark	3.36172	1.99495	4.72849
12 h after dark	5.22375	3.34381	7.10369