condition	mean	min	max
4 h after light	27.587757	26.001507	29.174007
8 h after light	24.7468775	24.55517	24.938585
12 h after light	54.436471499999996	52.583312	56.289631
4 h after dark	32.7661085	28.425404	37.106813
8 h after dark	64.39986999999999	41.875215	86.924525
12 h after dark	66.871367	66.871367	66.871367