condition	mean	min	max
4 h after light	4.59879	3.68319	5.51439
8 h after light	3.64413	3.50965	3.77861
12 h after light	3.1664	3.06086	3.27194
4 h after dark	5.01153	4.47873	5.51195
8 h after dark	5.998923333333333	5.33523	6.47981
12 h after dark	5.89311	5.11761	6.56852