condition mean min max 1 h after light 6.833219982999999 6.091922286 7.57451768 3 h after light 6.395745357333333 5.712375372 6.770180869 5 h after light 6.785559758333333 5.922610886 7.428051096 7 h after light 8.413480443 4.683792026 11.70258159 9 h after light 7.847973025333332 7.08126676 8.233727802999999 11 h after light 7.537746049333332 6.041355381 8.329203743999999 13 h after light 8.62328601 7.34699373 9.642410036 15 h after light 7.330125861 6.765966177999999 7.715806871 1 h after dark 9.395826054 8.995466735 9.767573505 3 h after dark 8.234300186999999 6.96800853 9.898047388 5 h after dark 8.082186367 7.458416366 9.122888653 7 h after dark 9.655163977333334 8.387515447 11.07454895