market share 
noun
The portion of a market controlled by a particular company or product: a leading Internet service provider with a 15 per cent market share...
- It is the second largest producer of lime in Poland, with a market share of just under a third.
- However, the brand has steadied and increased its market share over the past two years.
- The new site certainly seems determined to live up to its English name by grabbing all the market share it can muster.
- bang for one's (or the) buck
- bang goes ——
- banging
- Bangkok
- Bangla
- Bangladesh
- Bangladeshi
- bangle
- bang on
- bang on about
- Bangor
- bang (or dead) to rights
- bang (or knock) people's heads together
- bang someone/thing up
- bang something out
- bangtail
- bangtail muster
- Bangui
- bang-up
- banh mi
- bani
- bania
- banian
- banish
- banishment