166 pumps in 5 litre (works out $1.40 no1,$2.40 for a no3) 
30mls of concentrate (1 pump) reconstitutes a commercial 1 with  700mls NZ water  
60mls of concentrate (2 pumps) reconstitutes a commercial 2 with 690mls NZ water  
90mls of concentrate (3 pumps) reconstitutes a  commercial 3 with 660mls NZ water