condition	mean	min	max
3 h after light	18.076875833333332	8.40981	31.3624
7 h after light	16.2457875	6.62229	31.1559
11 h after light	14.623139166666666	7.88178	23.6356
2 h after dark	17.147698333333334	8.14818	24.7888
6 h after dark	17.87453	8.01896	27.79
10 h after dark	19.390775	10.8138	27.0004