condition	mean	min	max
4 h after light	715.925	598.27	789.86
8 h after light	987.8966666666666	753.65	1214.97
12 h after light	1001.9344445666667	765.3166667	1335.716667
1.5 h after dark	845.3488889	562.73	1085.01
5.5 h after dark	883.1488889	713.3466667	1112.46
9.5 h after dark	634.5722222	584.7933333	670.9533333