condition	mean	min	max
4 h after light	5.86913	5.7525	5.99299
8 h after light	5.90486	5.69311	6.24986
12 h after light	5.74043	5.4208300000000005	5.96669
4 h after dark	5.911946666666666	5.59408	6.331919999999999
8 h after dark	6.00364	5.86655	6.2537
12 h after dark	5.873243333333334	5.5894900000000005	6.28198