condition	mean	min	max
0 h after light	38.796350000000004	37.5489	40.0438
4 h after light	33.71585	33.499	33.9327
8 h after light	27.4408	25.8023	29.0793
4 h after dark	43.7222	41.4468	45.9976
8 h after dark	50.1226	46.4659	53.7793
12 h after dark	36.9215	34.0655	39.7775