The below research request looks into

1. How many containers enter Australia per year – Twenty-Foot Equivalent Unit (TEU)
2. How manyTEU containers are x-rayed each year
3. How many TEU containers are physically inspected each year
4. What are the risk assessments to determine if a container is to be x-rayed or inspected
5. What is the cost of x-raying a container
6. What is the average cost of a physical inspection