condition	mean	min	max
0 h after light	5.786614999999999	5.6572	5.91603
4 h after light	6.701594999999999	6.1422	7.26099
8 h after light	6.051635	5.853	6.25027
4 h after dark	6.68281	6.16243	7.20319
8 h after dark	6.425305	5.96468	6.88593
12 h after dark	6.858065	6.57946	7.13667