condition mean min max 0 h after light 2.99518 2.57116 3.4192 2 h after light 3.29807 3.03027 3.56587 4 h after light 2.55557 1.99779 3.11335 8 h after light 2.877445 2.78717 2.96772 12 h after light 7.032975 6.98755 7.0784 2 h after dark 5.2914650000000005 4.82698 5.75595 4 h after dark 5.239115 4.37286 6.10537 8 h after dark 6.1213049999999996 4.75752 7.48509 12 h after dark 2.60825 2.42169 2.79481