condition mean min max 2 h after light 0.5162215 0.0 1.06547 6 h after light 0.20846866666666666 0.0 0.507903 10 h after light 0.5248225 0.239933 0.866861 14 h after light 0.8525605 0.377536 1.16551 18 h after light 1.2708718333333333 0.687283 1.89078 2 h after dark 1.0596393333333334 0.552409 1.59571