condition	mean	min	max
4 h after light	4.998876666666667	4.98607	5.02311
8 h after light	5.058706666666667	5.01577	5.10916
12 h after light	4.916143333333333	4.87922	4.94482
4 h after dark	4.88375	4.77302	5.01282
8 h after dark	4.89388	4.85229	4.929469999999999
12 h after dark	4.93348	4.9004900000000005	4.98869