What is the fastest time to complete cargo ship mockup portion in CoD4

Can any body tell me that what is the fastest time for the cargo ship mockup portion in order to complete the very first level in CoD4? I had completed the cargo ship mockup portion in around 15.1 seconds. What's your fastest time that you have taken to complete the cargo ship mockup portion? Kindly let me know your views on the above issue.

I had completed the cargo ship mockup portion in around 18.15 seconds

Whereas it took me around 13.6 Seconds to complete cargo ship mockup portion in CoD4.

I had done that in the second attempt that too in just 14.75 seconds.

My fastest time was 15.7 for completing the cargo ship mockup portion in CoD4.