condition	mean	min	max
4 h after light	15.2076625	12.650537	17.764788
8 h after light	13.316662	13.274711	13.358613
12 h after light	19.3208325	12.243721	26.397944
4 h after dark	16.3135665	11.995285	20.631848
8 h after dark	13.055420999999999	12.431289	13.679553
12 h after dark	15.056901	15.056901	15.056901