condition	mean	min	max
4 h after light	3.104065	2.25073	3.9574
8 h after light	3.869045	3.8416	3.89649
12 h after light	4.01072	3.95511	4.06633
4 h after dark	4.5996266666666665	3.93511	5.46323
8 h after dark	4.57549	4.39189	4.76684
12 h after dark	3.28823	2.82605	3.69726