Other Bets includes businesses such as Access, Calico, CapitalG, GV, Nest, Verily, Waymo, and X. Revenues from the Other Bets are derived primarily through the sales of Internet and TV services through Google Fiber, sales of Nest products and services, and licensing and R&D services through Verily.

During 2016, Alphabet generated a total of $90.3 billion of revenues. Of these, Alphabet generated:

    $89.5 billion, 99.1% of the total, from the Google segment; and
    $0.8 billion, 0.9% of the total, from 'Other Bets'.

>0.9% of the total

Wow!  That low??  No wonder they've been dumping non-search stuff.

https://finance.yahoo.com/news/google-apos-apos-other-bets-213009656.html

https://waymo.com/