condition	mean	min	max
4 h after light	27024.78722	26303.59333	27686.765
8 h after light	26241.269446666665	21939.64667	32290.865
12 h after light	20556.878886666665	17145.93333	24284.20333
1.5 h after dark	16748.919996666667	15872.23333	18498.09333
5.5 h after dark	19278.82667	13902.53667	24862.54667
9.5 h after dark	24341.603333333333	21867.01333	27683.63667