condition	mean	min	max
4 h after light	183.8185	174.688	192.949
8 h after light	80.1066	78.8959	81.3173
12 h after light	63.06400000000001	57.0867	69.0413
4 h after dark	47.45505	46.2277	48.6824
8 h after dark	91.52535	86.5994	96.4513
12 h after dark	136.5325	136.334	136.731