condition mean min max 4 h after light 0.0580183 0.0577927 0.0582439 8 h after light 0.06572805000000001 0.0471892 0.0842669 12 h after light 0.054298849999999996 0.0509648 0.0576329 4 h after dark 0.11802460000000001 0.0681362 0.167913 8 h after dark 0.188365 0.159877 0.216853 12 h after dark 0.1582545 0.149114 0.167395