I spent some time collecting information about how much experience you need to gain each level in order to progress, and made a list, ranging from level 1 to 50, for those who want to plan their progress.
You can view the chart here:
http://homepage.mac.com/magnus.damli/va ... se/levels/
You can view the chart here:
http://homepage.mac.com/magnus.damli/va ... se/levels/