condition	mean	min	max
4 h after light	0.000229536	0.0	0.000459072
8 h after light	0.00087499	0.0	0.00174998
12 h after light	0.000664505	0.0	0.00132901
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0