condition	mean	min	max
4 h after light	4.74055	4.62596	4.95855
8 h after light	4.75441	4.5715900000000005	4.9883
12 h after light	4.787163333333333	4.68281	4.99261
4 h after dark	4.769183333333333	4.584280000000001	4.98851
8 h after dark	4.81657	4.40484	5.1651
12 h after dark	4.93145	4.7498	5.26185