Opinion on pump size for drip system

[iesudeo]

Curious to the opinion of how many emitters this type of pump can provide for? It pumps 60 GPH with a Max PSI of 100. Good price too.

http://www.ebay.com/itm/100PSI-DC12...r-Pump-Self-Priming-for-RV-Boat-/281366070408