condition	mean	min	max
4 h after light	22.9219	20.8985	24.9453
8 h after light	15.36195	15.1081	15.6158
12 h after light	16.1137	14.9375	17.2899
4 h after dark	17.783833333333334	17.1671	18.1373
8 h after dark	15.581533333333335	13.898	17.4857
12 h after dark	14.530033333333334	14.0902	15.0878