condition	mean	min	max
4 h after light	17.560996000000003	16.376346	18.745646
8 h after light	20.90155	17.157742	24.645358
12 h after light	22.147880999999998	21.414299	22.881463
4 h after dark	20.748448	16.917478	24.579418
8 h after dark	23.4977425	15.760315	31.23517
12 h after dark	15.058323	15.058323	15.058323