How big is thy Mountain Lion?

hi,
wondering how space 10.8 dev preview takes once installed. 10gb? less? more?
interesting compare snow leopard or lion see mountain lion fattened or slimmed down.
haven't found posts saying how big 10.8 is.

thanks,
macdonuldz

 

6.26 gb perhaps:

​

 

Forums Macs macOS Older OS X Versions OS X Mountain Lion (10.8)

• iPhone
• Mac OS & System Software
• iPad
• Apple Watch
• Notebooks
• iTunes
• Apple ID
• iCloud
• Desktop Computers
• Apple Music
• Professional Applications
• iPod
• iWork
• Apple TV
• iLife
• Wireless