A net increase

[Violetz]

In describing line graph, what does "saw a net increase" mean in this sentence "all cities saw a net increase in annual population growth by 2011? Another example, had a lower net gain

 

[Tarheel]

In describing a line graph, what does "saw a net increase" mean in this sentence "all cities saw a net increase in annual population growth by 2011? Another example, had a lower net gain

More people were born than died. Also, more people moved in than moved out. Either one would be a net increase.

 

[Tdol]

And overall increase. If births equal deaths, there's no increase.