condition mean min max 0 h after light 1.1383619999999999 0.918264 1.35846 2 h after light 1.189003 0.922186 1.45582 4 h after light 0.945447 0.930899 0.959995 8 h after light 1.205935 0.65005 1.76182 12 h after light 1.306775 1.15398 1.45957 2 h after dark 1.17317 1.07331 1.27303 4 h after dark 1.239255 1.12347 1.35504 8 h after dark 1.6175000000000002 1.35029 1.88471 12 h after dark 0.974821 0.944242 1.0054