Steemit running for two years, Should be the Top 1 in the block chain Social networking ，I search for some keywords by google, facebook and reddit, More and more people are starting to use steemit,If there will be one day in the future，when EOS is popular，I believe steem users will be more than 10 million
https://steemitimages.com/DQmc3fbKkmfaVjdvLkKpBArH8T9qxUpJ4BsdtZC2bBt2zdr/04.jpg
https://steemitimages.com/DQmXZBKGtikCBD3WiqW1nLeQGA9ZTx55wFbE4qG1ihaqCYx/03.jpg
It's just my guess,The market value of steemit should be the top 20