If the court allows juror note-taking, the court shall supply each juror with notebooks and pencils. Jurors shall not have their notes during recesses but may use their notes during deliberations. The court shall collect all juror notes immediately before discharge of the jury. After the jury is discharged, the court shall destroy the notes promptly without permitting their review by the court or any other person. Juror notes shall not be used to impeach a verdict.