Table of Contents
1CommentsconcerningtheuseofTable1/E.423
2HowtofillinTable1/E.423(Trafficobservations
determinedbytheoperators)
3Automaticobservationsofthetime-to-answerby
operators(CommentsconcerningtheuseofTable2/E.423)
4HowtofillinTable2/E.423(Automaticobservations
ofthetime-to-answerbyoperators)