condition	mean	min	max
4 h after light	8.64724	8.14337	9.15111
8 h after light	9.290379999999999	8.41456	10.1662
12 h after light	9.532945	9.34257	9.72332
4 h after dark	11.9295	11.3694	12.4896
8 h after dark	12.9292	12.4803	13.3781
12 h after dark	11.6527	11.0944	12.211