condition	mean	min	max
4 h after light	0.301981	0.220475	0.383487
8 h after light	0.0698	0.0	0.1396
12 h after light	0.045233	0.0	0.090466
4 h after dark	0.08044933333333333	0.0	0.241348
8 h after dark	0.127677	0.0	0.383031
12 h after dark	0.137797	0.0	0.238023