condition	mean	min	max
4 h after light	11.328205	9.00361	13.6528
8 h after light	22.0121	20.5629	23.4613
12 h after light	48.767250000000004	44.3327	53.2018
4 h after dark	33.132666666666665	31.1386	36.2966
8 h after dark	25.134433333333334	24.0641	27.1743
12 h after dark	12.9978	11.4765	14.0546