condition mean min max 1 h after light 7.338861484 6.753658477999999 7.92406449 3 h after light 6.2940562023333335 5.336103143 6.846183927999999 5 h after light 5.249812653999999 4.3421738439999995 6.787502536 7 h after light 5.766521561 4.610583494 6.4569523 9 h after light 6.531554533 5.473475412000001 8.52183363 11 h after light 5.514990383333333 3.819607825 7.437745593 1 h after dark 5.813189947666666 4.54377373 7.4354709429999994 3 h after dark 7.2388822479999995 5.956229013 8.939570293 5 h after dark 7.125665105 6.398344906 7.801929321 7 h after dark 7.6380681243333335 6.194361794 9.02035895 9 h after dark 7.426989948666667 6.050359977 8.268786882999999 11 h after dark 9.315936446333334 7.833291631 11.51693272