If you are interested in the statistics behind the steemit.com website, then you might find this information useful, like for example that there are currently over 40 thousand accounts and what are the number of users with different levels. You can also see how big whales are there and what a big whale means in terms of level.
There are also more stats available such as the activity level of different accounts for the last 24 hours or the last 7 days, so you can get a pretty good idea on how steemit.com is developing and how things are changing over time.
Visit steemd.com for additional details and up to date statistics...