How has library usage changed since 1981, when the current facility opened?

How has library usage changed since 1981, when the current facility opened?

Historical Growth 1981 2013
Volumes 168,365 342,849
Public Computers 0 69
Meeting Room Use Per Year 110 4,183
Annual Circulation 593,123 1,448,958
Average Visitors Per Day 600 1,600