condition	mean	min	max
4 h after light	37.61495	32.1572	43.0727
8 h after light	47.795	47.443	48.147
12 h after light	54.051249999999996	51.678	56.4245
4 h after dark	45.4728	38.5	49.9824
8 h after dark	44.39463333333333	43.2672	45.8818
12 h after dark	35.58656666666666	28.5477	39.851