condition	mean	min	max
4 h after light	62.77485	62.0263	63.5234
8 h after light	55.7794	52.4425	59.1163
12 h after light	48.379149999999996	46.7132	50.0451
4 h after dark	23.386400000000002	22.7144	24.0584
8 h after dark	29.5619	29.0058	30.118
12 h after dark	38.30955	37.8445	38.7746