condition mean min max 4 h after light 337.656141 316.926379 358.385903 8 h after light 434.80660950000004 427.245222 442.367997 12 h after light 442.67276200000003 419.665753 465.679771 4 h after dark 483.5146665 480.914168 486.115165 8 h after dark 423.7934255 409.701493 437.885358 12 h after dark 335.770303 335.770303 335.770303