It is inaccurate and while it enables a snap-shot in history, it doesn't reflect the reality, and thus begs the question: how worthwhile is it?
What if the difference between easyJet and Ryanair was 2.5m? easyJet by now would be number 2 and Ryanair number 3. That would paint a much different picture.
If you're going to post such a list you should take the time not to copy-and-paste but rather to get the most up-to-date figures. Otherwise it's all rather adademic.