For this moment as you know we are in moment where we have requests from (some company) about changes in specification , so of course in effect it give all of us some fluctuations. Anyhow we are focus on cover requirements from (company) site and we will be look with carefully for all parameters. I would like to also inform you that on begin of October we will start work with SRC system which we hope will improve repeatability of results. If you have any questions or you would like to add more informations we are fully open and ready to support you.