Scott Brinker:

• There are now 5,381 solutions on the graphic, 39% more than last year
• There are now 4,891 unique companies on the graphic, up 40% from last year
• Only 4.7% of the solutions from 2016 were removed (and another 3.5% changed in some fundamental way — their name, their focus, or their ownership)
• 6.9% are enterprises, with more than 1,000 employees or are public
• 44.2% are private businesses, less than 1,000 employees or no funding data
• 48.8% are investor-funded startups at any pre-exit stage