condition	mean	min	max
0 h after light	12.26695	12.2083	12.3256
4 h after light	24.6844	23.2266	26.1422
8 h after light	27.032600000000002	23.9678	30.0974
4 h after dark	29.803800000000003	27.7271	31.8805
8 h after dark	24.80815	24.7236	24.8927
12 h after dark	17.54925	15.8114	19.2871