condition	mean	min	max
4 h after light	14062.54611	12094.025	16095.75333
8 h after light	14552.078333333333	13513.395	15403.94333
12 h after light	14340.891113333333	12803.45	15865.30667
1.5 h after dark	21386.412223333333	21035.94667	21846.66667
5.5 h after dark	16949.809996666667	15327.88333	17828.96333
9.5 h after dark	20672.66111	17567.70667	25896.07333