World water use has been growing rapidly in the last hundred years (see graph from New Scientist article).

Although this represents an increase of around 20% from 1901, the population remains below the 1851 figure (see graph).

Crime rates in New Zealand rose for much of the 20th century but began to decline during the 1990s (see graph).

A spectral band structure causes fluctuations in this behavior (see graph at right).

In between, the current has minimum value corresponding to a particular excitation (see graph on right).

Its concentration varies seasonally (see graph at right) and also considerably on a regional basis, especially near the ground.

Under his leadership the school's enrollment continued to grow (see graph, right).

Since then, the student numbers have continued to rise but staff levels have not (see graph).

Over most of geologic time, long-term sea level has been higher than today (see graph above).

In 2009, over five millions tonnes were landed by commercial fishermen (see graph on the right).