condition	mean	min	max
0 h after light	40.44775	39.8574	41.0381
4 h after light	22.79935	20.4388	25.1599
8 h after light	12.06465	12.0082	12.1211
4 h after dark	33.2376	28.0293	38.4459
8 h after dark	45.8292	45.6391	46.0193
12 h after dark	35.7608	32.8191	38.7025