condition	mean	min	max
4 h after light	24.5278995	20.343137	28.712662
8 h after light	19.833728	17.884022	21.783434
12 h after light	17.795403	16.773029	18.817777
4 h after dark	17.1946715	16.834846	17.554497
8 h after dark	17.595708000000002	16.425471	18.765945
12 h after dark	34.099061	34.099061	34.099061