BEGIN {
	nSentPackets = 0 ;		
	nReceivedPackets = 0 ;
	rTotalDelay = 0.0 ;
}

{
	strEvent = $1 ;			rTime = $2 ;
	strAgt = $4 ;			idPacket = $6 ;
	strType = $7 ;

	if ( strAgt == "AGT"   &&   strType == "cbr" ) {
		if ( strEvent == "s" ) {
			nSentPackets += 1 ;	rSentTime[ idPacket ] = rTime ;
		}
		if ( strEvent == "r" ) {
			nReceivedPackets += 1 ;	
			rReceivedTime[ idPacket ] = rTime ;
			rTotalDelay += rReceivedTime[ idPacket] - rSentTime[ idPacket ];
		}
	}
}

END {
	rTime = rEndTime - rStartTime ;
	rPacketDeliveryRatio = nReceivedPackets / nSentPackets * 100 ;
	if ( nReceivedPackets != 0 )
		rAverageDelay = rTotalDelay / nReceivedPackets ;

	printf( "AverageDelay: %15.5f PacketDeliveryRatio: %10.2f\n", rAverageDelay, rPacketDeliveryRatio ) ;
}