condition	mean	min	max
0 h after light	7.347545	6.49329	8.2018
4 h after light	7.917145	7.62299	8.2113
8 h after light	5.75288	4.6086	6.89716
4 h after dark	7.1528849999999995	6.68081	7.62496
8 h after dark	7.33037	7.0902	7.57054
12 h after dark	7.394585	6.89491	7.89426