condition mean min max 3 h after light 1.0648758333333332 0.344045 2.50472 7 h after light 1.0785248333333333 0.292451 2.46453 11 h after light 1.2185608333333333 0.752469 1.52454 2 h after dark 1.2213485833333333 0.409827 2.15849 6 h after dark 1.3393930833333334 0.413776 2.13886 10 h after dark 1.60599775 0.406783 3.40692