The further rise in first-half air traffic volumes was accompanied by an improved operating performance: average delays for the period were some 20% below their prior-year level, and affected a historic record low 2.6% of flights. Skyguide and the Swiss Air Force also achieved a first intermediary goal in their joint establishment of a new round-the-clock aerial policing facility; and skyguide again performed its air traffic management mission for the annual World Economic Forum.