condition	mean	min	max
0 h after light	22.23735	22.0609	22.4138
4 h after light	16.280450000000002	15.4945	17.0664
8 h after light	15.891099999999998	15.0742	16.708
4 h after dark	20.84615	19.5368	22.1555
8 h after dark	15.4358	15.0385	15.8331
12 h after dark	22.1864	18.5795	25.7933