condition	mean	min	max
2 h after light	6.05908	5.65581	6.52115
6 h after light	7.485613333333333	7.21002	7.71035
10 h after light	7.46615	7.32131	7.60352
2 h after dark	7.112463333333333	6.90379	7.49644
6 h after dark	7.095813333333333	6.66977	7.31121
10 h after dark	6.31933	5.66782	6.7263