Table 4.

Evaluation of system detection efficiency.

	Small			Medium			Large
Detection Range	Detection Time	Flight Time	Detection Efficiency	Detection Time	Flight Time	Detection Efficiency	Detection Time	Flight Time	Detection Efficiency
	(s)	(s)	(%)	(s)	(s)	(%)	(s)	(s)	(%)
(0–50>	29	32	91	26	26	100	-	-	-
(50–100>	80	85	94	82	82	100	-	-
(100–150>	20	40	50	226	235	96	24	24	100
(150–200 >	-	-	-	322	329	98	242	252	96
(200–250>	-	-	-	64	69	93	102	105	98
(250–300>	-	-	-	-	-	-	26	28	92
(300–350>	-	-	-	-	-	-	206	362	57