condition	mean	min	max
4 h after light	9.5168775	8.378457	10.655298
8 h after light	8.5430055	8.51215	8.573861
12 h after light	9.000467	7.928791	10.072143
4 h after dark	8.7733355	7.833347	9.713324
8 h after dark	8.6189535	8.573861	8.664046
12 h after dark	8.873985	8.873985	8.873985