condition	mean	min	max
4 h after light	37.043549999999996	32.2297	41.8574
8 h after light	30.36665	28.7581	31.9752
12 h after light	29.096899999999998	23.7338	34.46
4 h after dark	52.81555	50.103	55.5281
8 h after dark	49.431	46.0336	52.8284
12 h after dark	48.02645	46.0083	50.0446