condition	mean	min	max
4 h after light	3.906815	3.11088	4.70275
8 h after light	4.02563	1.70098	6.35028
12 h after light	0.0	0.0	0.0
4 h after dark	19.029775	6.87685	31.1827
8 h after dark	11.811965	6.11473	17.5092
12 h after dark	6.406215	2.67553	10.1369