Perhaps the most interesting announcement from Twitter this week at the company’s Chirp developer conference in San Francisco wasn’t a new feature. It was that Twitter has finally opened up about crucial statistics.

Here’s a breakdown of what we learned.

105,000,000

registered users

180,000,000

unique visitors to Twitter.com

55,000,000

tweets per day

600,000,000

search queries per day

75%

Twitter users connecting from third-party sources

1,500+%

growth per year

300,000

new users per day