That is great fuel consumption...awesome actually, even more-so since you were on it heavy for a couple of miles at least.
On the exact opposite end of the scale this car most definitely drank more fuel than you did, but had a bit quicker top speed though:
Ford GT sets standing mile record at 257 MPH | Fox News
Even the 1/2 mile is something:
Video: Hennessey Ford GT's 212.9 mph standing 1/2 Mile world record - Top Speed interesting that it took 1/2 mile to get that extra 45mph. Just shows how much wind resistance they are dealing with at those speeds I guess.