condition mean min max 4 h after light 0.49644273333333333 0.0863453 1.30454 8 h after light 0.5596691 0.0379623 1.13056 12 h after light 0.3413636 0.0 0.939444 4 h after dark 0.22490026666666668 0.0941678 0.333164 8 h after dark 0.06187466666666667 0.0 0.185624 12 h after dark 0.294233 0.173958 0.415984