condition	mean	min	max
0 h after light	27.060850000000002	26.6956	27.4261
4 h after light	16.4466	15.8203	17.0729
8 h after light	8.802985	8.61491	8.99106
4 h after dark	18.51815	16.8747	20.1616
8 h after dark	26.02535	25.4808	26.5699
12 h after dark	26.15125	22.7498	29.5527