condition mean min max 4 h after light 0.533648 0.471634 0.595662 8 h after light 0.478837935 0.00206587 0.95561 12 h after light 1.127975 1.0889 1.16705 4 h after dark 0.4364260366666667 0.00356707 1.30104 8 h after dark 0.5794157533333333 0.00212126 1.17411 12 h after dark 0.22221917666666666 0.00127117 0.661912