condition mean min max 1 h after light 2.6540741614999996 2.446154386 2.861993937 3 h after light 4.547661438333334 3.7349365339999996 5.18595689 5 h after light 4.195986821666667 1.958796711 5.454633734 7 h after light 6.5206455593333335 3.733865769 8.718298692000001 9 h after light 7.4797018626666665 4.981456183 9.639004343 11 h after light 5.581951884666667 2.8255668810000003 7.929102197000001 13 h after light 4.664713704 1.959288315 6.5217614710000005 15 h after light 3.817981132 2.9532820319999997 4.856262933 1 h after dark 4.210528684333333 3.7884966660000003 4.787626059 3 h after dark 4.583389785666667 4.092437909 5.24500757 5 h after dark 4.384350274666667 2.663296033 5.9335767729999995 7 h after dark 4.3940197770000005 4.027980188 4.745777096