condition	mean	min	max
4 h after light	21.15925	19.7714	22.5471
8 h after light	18.875349999999997	18.6043	19.1464
12 h after light	19.107300000000002	18.85	19.3646
4 h after dark	23.2054	21.4354	24.826
8 h after dark	25.883266666666668	24.7934	26.5533
12 h after dark	24.1068	22.1101	25.6958