condition	mean	min	max
0 h after light	28.712400000000002	27.3504	30.0744
4 h after light	9.855825	7.02545	12.6862
8 h after light	10.306975000000001	9.41965	11.1943
4 h after dark	31.47255	28.126	34.8191
8 h after dark	26.90945	25.5817	28.2372
12 h after dark	19.91855	19.3574	20.4797