condition mean min max 1 h after light 2.0671608125 1.672050305 2.46227132 3 h after light 2.087512907 1.290347555 2.738473571 5 h after light 3.742619743 3.4634005660000002 4.038844484 7 h after light 2.173321742 1.80929871 2.3788771630000003 9 h after light 2.9672007826666666 2.663073009 3.54389529 11 h after light 2.699096986333333 1.144268553 4.346450283999999 1 h after dark 2.439865562 1.614235404 3.304933655 3 h after dark 2.601982411333333 2.159133017 3.456633847 5 h after dark 1.8620145866666666 1.416027151 2.297828499 7 h after dark 2.285399812 2.057113947 2.679961717 9 h after dark 2.554151395666667 2.11828318 3.0529339330000003 11 h after dark 2.5248666613333337 2.311463104 2.8956859410000004