condition mean min max 4 h after light 2.8699500000000002 2.845217 2.912018 8 h after light 2.4111803333333333 1.484365 3.158532 12 h after light 2.5415096666666663 1.39184 4.674288 16 h after light 3.912773 2.390345 5.920507 4 h after dark 2.755571 2.222386 3.3336660000000005 8 h after dark 1.5426883333333334 1.492221 1.607112