condition mean min max 0 h after light 0.7656335 0.683263 0.848004 4 h after light 0.6710955000000001 0.617181 0.72501 8 h after light 0.48745700000000003 0.308292 0.666622 4 h after dark 1.438245 1.01132 1.86517 8 h after dark 3.03538 3.00268 3.06808 12 h after dark 0.8968145000000001 0.846865 0.946764