condition	mean	min	max
0 h after light	11.6296	11.3563	11.9029
4 h after light	9.433710000000001	9.16492	9.7025
8 h after light	15.0531	13.7319	16.3743
4 h after dark	14.5595	13.6941	15.4249
8 h after dark	13.6801	13.1742	14.186
12 h after dark	9.19678	7.75196	10.6416