condition	mean	min	max
0 h after light	15.635349999999999	15.237	16.0337
4 h after light	16.936799999999998	15.8338	18.0398
8 h after light	27.5208	26.1287	28.9129
4 h after dark	31.8052	28.8919	34.7185
8 h after dark	24.15925	24.141	24.1775
12 h after dark	15.477599999999999	14.046	16.9092