condition	mean	min	max
4 h after light	39.235648499999996	30.311281	48.160016
8 h after light	34.650535500000004	32.607095	36.693976
12 h after light	34.0323225	33.231412	34.833233
4 h after dark	28.7109655	25.162396	32.259535
8 h after dark	27.622937	21.689741	33.556133
12 h after dark	32.607095	32.607095	32.607095