condition	mean	min	max
4 h after light	3.5770600000000004	3.20066	3.95346
8 h after light	5.31198	5.11051	5.51345
12 h after light	3.8974200000000003	3.34102	4.45382
4 h after dark	6.744496666666667	5.44157	8.39391
8 h after dark	4.803816666666667	4.51287	5.37992
12 h after dark	6.483296666666667	5.75579	6.98593