Monday, January 3, 2011

Wisconsin Public Library Cardholders as a Percentage of State Population Doubles in 50 Years



Wisconsin library cardholders vs. population
1960 & 2009.
Source:  Wisconsin Public Library Service Data (1960, 2009)



The percentage took a little dip in 2009, as it did in 2005.  More expired records purged in these years?  Nevertheless, we're still averaging a percentage point of growth per year in the recent past.


Wisconsin library cardholders vs. population
2004-2009.
Source:  Wisconsin Public Library Service Data (2009)



Apparently, the number of "Registered Borrowers" wasn't regularly collected, or reported, until 2004.

No comments:

Post a Comment