condition	mean	min	max
4 h after light	0.681999	0.418785	0.945213
8 h after light	0.6242004999999999	0.604429	0.643972
12 h after light	0.8600540000000001	0.711898	1.00821
4 h after dark	1.1465266666666667	1.06422	1.30313
8 h after dark	0.8765686666666667	0.740129	1.09273
12 h after dark	0.9735643333333334	0.718543	1.3218