condition	mean	min	max
4 h after light	255.5285	249.63	261.427
8 h after light	250.933	241.192	260.674
12 h after light	200.5945	178.973	222.216
4 h after dark	172.3225	161.574	183.071
8 h after dark	210.549	209.311	211.787
12 h after dark	221.8825	218.107	225.658