condition	mean	min	max
4 h after light	37.995400000000004	37.7033	38.2875
8 h after light	31.8019	31.5379	32.0659
12 h after light	107.44399999999999	103.52	111.368
4 h after dark	174.54399999999998	162.778	186.31
8 h after dark	162.173	159.521	164.825
12 h after dark	91.81110000000001	87.367	96.2552