condition	mean	min	max
4 h after light	5.60452	5.04325	5.991169999999999
8 h after light	5.34476	4.87366	5.63232
12 h after light	5.492203333333333	5.19867	5.693169999999999
4 h after dark	5.1945266666666665	4.84681	5.3731800000000005
8 h after dark	5.407703333333333	4.93202	5.83694
12 h after dark	5.781936666666667	5.36788	6.0033