condition mean min max 4 h after light 0.7557655 0.537559 0.973972 8 h after light 0.21925719999999999 0.0130514 0.425463 12 h after light 0.25035975 0.0228105 0.477909 4 h after dark 0.3016906 0.0201457 0.858158 8 h after dark 0.7051415333333333 0.0385026 1.14302 12 h after dark 0.5533341 0.0323303 0.926422