condition	mean	min	max
0 h after light	3.28394	2.39809	4.16979
4 h after light	5.689255	5.3638	6.01471
8 h after light	4.706575	3.75555	5.6576
4 h after dark	4.93306	4.77327	5.09285
8 h after dark	5.02219	3.81525	6.22913
12 h after dark	4.006705	3.86863	4.14478