condition	mean	min	max
4 h after light	9.64163	9.51401	9.76925
8 h after light	9.8401475	9.830272	9.850023
12 h after light	8.5928905	7.919084	9.266697
4 h after dark	9.9809635	9.76925	10.192677
8 h after dark	9.6713695	9.363866	9.978873
12 h after dark	10.342202	10.342202	10.342202