condition mean min max 3 h after light 0.18833366666666665 0.154276 0.253621 6 h after light 0.6903443333333333 0.38043 0.908716 9 h after light 0.746458 0.636214 0.826051 12 h after light 0.63223325 0.537975 0.715182 3 h after dark 0.5153953333333333 0.317734 0.639472 6 h after dark 1.0041296666666666 0.521529 1.40935 9 h after dark 0.71351 0.583531 0.862541 12 h after dark 0.4336645 0.269496 0.597833