condition	mean	min	max
0 h after light	14.52585	13.0736	15.9781
4 h after light	15.83905	15.571	16.1071
8 h after light	19.07375	17.3182	20.8293
4 h after dark	22.28455	20.525	24.0441
8 h after dark	24.01945	22.2711	25.7678
12 h after dark	13.460450000000002	13.2786	13.6423