Proxy, VPN, Unblock sites – Search Trends Investigation

Sahrzad completed some investigation to find out what are search trends today in Internet freedom topic.
We consider the next search term:

  • Unblock Youtube
  • Unblock Facebook
  • Unblock Sites
  • VPN
  • Proxy

And we get an interesting chart that shows the interest over the time to these terms.

Proxy (purple) is leader
VPN (green) follows it.

What do you think regarding this?

What do you use to be free on-line?