circulation data: initial analysis steve zweibel ccmscc 6/14/2010
TRANSCRIPT
Purpose
• Compile existing circulation data
• Organize data according to primary categories
• Visualize circulation data by year and month
• Observe changes in circulation patterns
• Explore questions: Who, What , When, Where, Why and How?
Circ Data Set Categories
• Happening Location: physical (virtual) location of circulation activity
• CLIO Location: owning location of collections
• Patron Group: classification of patron (undergrad, faculty, etc.)
• Charge Type: variety of circulation activity
• Date: FY and month of circulation activity
Questions to Explore
• Who: patron group
• What: CLIO location
• When: date
• Where: happening location
• Why: [not so easy]
• How: charge type
Patron Groups
• GRD- Graduate Students
• IND- Indefinite
• OFF- Officers (Faculty)
• REG- Undergraduates
• VIS- Visitors
-3%
0
100000
200000
300000
400000
500000
600000
700000
800000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Total Charges FY04-FY10
0
50000
100000
150000
200000
250000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Charges to Patrons by Patron Group: From FY04-FY09
GRD IND OFF REG VIS
0
5000
10000
15000
20000
25000
30000
35000
40000Ju
l-03
Aug
-03
Sep-
03O
ct-0
3Nov
-03
Dec
-03
Jan-
04Fe
b-04
Mar
-04
Apr
-04
May
-04
Jun-
04Ju
l-04
Aug
-04
Sep-
04O
ct-0
4Nov
-04
Dec
-04
Jan-
05Fe
b-05
Mar
-05
Apr
-05
May
-05
Jun-
05Ju
l-05
Aug
-05
Sep-
05O
ct-0
5Nov
-05
Dec
-05
Jan-
06Fe
b-06
Mar
-06
Apr
-06
May
-06
Jun-
06Ju
l-06
Aug
-06
Sep-
06O
ct-0
6Nov
-06
Dec
-06
Jan-
07Fe
b-07
Mar
-07
Apr
-07
May
-07
Jun-
07Ju
l-07
Aug
-07
Sep-
07O
ct-0
7Nov
-07
Dec
-07
Jan-
08Fe
b-08
Mar
-08
Apr
-08
May
-08
Jun-
08Ju
l-08
Aug
-08
Sep-
08O
ct-0
8Nov
-08
Dec
-08
Jan-
09Fe
b-09
Mar
-09
Apr
-09
May
-09
Jun-
09Ju
l-09
Aug
-09
Sep-
09O
ct-0
9Nov
-09
Dec
-09
Jan-
10Fe
b-10
Charges by Patron Group: Monthly
GRD IND OFF REG VIS
Comments on Charges
• Decrease in charges
• Stable
• In phase with academic year, early bump for GRD
Comments on Charges
• Large increase in charges by IND
• No change for VIS
• GRD with most charges, but steep decline
• REG no longer most charges, 3rd behind IND and GRD
0
100000
200000
300000
400000
500000
600000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Total Renewals FY04-FY10
-27%
0
50000
100000
150000
200000
250000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Renewals to Patrons by Patron Group: From FY04-FY09
GRD IND OFF REG VIS
0
5000
10000
15000
20000
25000
30000
35000
40000
45000Ju
l-03
Aug
-03
Sep-
03O
ct-0
3Nov
-03
Dec
-03
Jan-
04Fe
b-04
Mar
-04
Apr
-04
May
-04
Jun-
04Ju
l-04
Aug
-04
Sep-
04O
ct-0
4Nov
-04
Dec
-04
Jan-
05Fe
b-05
Mar
-05
Apr
-05
May
-05
Jun-
05Ju
l-05
Aug
-05
Sep-
05O
ct-0
5Nov
-05
Dec
-05
Jan-
06Fe
b-06
Mar
-06
Apr
-06
May
-06
Jun-
06Ju
l-06
Aug
-06
Sep-
06O
ct-0
6Nov
-06
Dec
-06
Jan-
07Fe
b-07
Mar
-07
Apr
-07
May
-07
Jun-
07Ju
l-07
Aug
-07
Sep-
07O
ct-0
7Nov
-07
Dec
-07
Jan-
08Fe
b-08
Mar
-08
Apr
-08
May
-08
Jun-
08Ju
l-08
Aug
-08
Sep-
08O
ct-0
8Nov
-08
Dec
-08
Jan-
09Fe
b-09
Mar
-09
Apr
-09
May
-09
Jun-
09Ju
l-09
Aug
-09
Sep-
09O
ct-0
9Nov
-09
Dec
-09
Jan-
10Fe
b-10
Renewals by Patron Group: Monthly
GRD IND OFF REG VIS
Comments on Renewals
• Decrease in renewals
• Accelerated decrease after FY07
• In phase with academic year
Comments on Renewals
• REG out of phase until Jan 08
• Large decrease by REGs
• Somewhat smaller decrease by GRD
• OFF and REG were equal, now OFF much higher
• OFF now most renewals, was GRD before
0
500
1000
1500
2000
2500
3000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Holds to Patrons by Patron Group: From FY04-FY09
GRD IND OFF REG VIS
0
50
100
150
200
250
300
350
400
Jul-0
3Aug
-03
Sep-
03O
ct-0
3Nov
-03
Dec
-03
Jan-
04Fe
b-04
Mar
-04
Apr
-04
May
-04
Jun-
04Ju
l-04
Aug
-04
Sep-
04O
ct-0
4Nov
-04
Dec
-04
Jan-
05Fe
b-05
Mar
-05
Apr
-05
May
-05
Jun-
05Ju
l-05
Aug
-05
Sep-
05O
ct-0
5Nov
-05
Dec
-05
Jan-
06Fe
b-06
Mar
-06
Apr
-06
May
-06
Jun-
06Ju
l-06
Aug
-06
Sep-
06O
ct-0
6Nov
-06
Dec
-06
Jan-
07Fe
b-07
Mar
-07
Apr
-07
May
-07
Jun-
07Ju
l-07
Aug
-07
Sep-
07O
ct-0
7Nov
-07
Dec
-07
Jan-
08Fe
b-08
Mar
-08
Apr
-08
May
-08
Jun-
08Ju
l-08
Aug
-08
Sep-
08O
ct-0
8Nov
-08
Dec
-08
Jan-
09Fe
b-09
Mar
-09
Apr
-09
May
-09
Jun-
09Ju
l-09
Aug
-09
Sep-
09O
ct-0
9Nov
-09
Dec
-09
Jan-
10Fe
b-10
Holds by Patron Group: Monthly
GRD IND OFF REG VIS
Comments on Holds
• GRDs have large increase followed by decrease
• REG out of phase with academic calendar
• VIS proportionally high
0
2000
4000
6000
8000
10000
12000
14000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Total Recalls FY04-FY10
52%
0
1000
2000
3000
4000
5000
6000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Recalls to Patrons by Patron Group: From FY04-FY09
GRD IND OFF REG VIS
0
100
200
300
400
500
600
700
800
Jul-0
3Aug
-03
Sep-
03O
ct-0
3Nov
-03
Dec
-03
Jan-
04Fe
b-04
Mar
-04
Apr
-04
May
-04
Jun-
04Ju
l-04
Aug
-04
Sep-
04O
ct-0
4Nov
-04
Dec
-04
Jan-
05Fe
b-05
Mar
-05
Apr
-05
May
-05
Jun-
05Ju
l-05
Aug
-05
Sep-
05O
ct-0
5Nov
-05
Dec
-05
Jan-
06Fe
b-06
Mar
-06
Apr
-06
May
-06
Jun-
06Ju
l-06
Aug
-06
Sep-
06O
ct-0
6Nov
-06
Dec
-06
Jan-
07Fe
b-07
Mar
-07
Apr
-07
May
-07
Jun-
07Ju
l-07
Aug
-07
Sep-
07O
ct-0
7Nov
-07
Dec
-07
Jan-
08Fe
b-08
Mar
-08
Apr
-08
May
-08
Jun-
08Ju
l-08
Aug
-08
Sep-
08O
ct-0
8Nov
-08
Dec
-08
Jan-
09Fe
b-09
Mar
-09
Apr
-09
May
-09
Jun-
09Ju
l-09
Aug
-09
Sep-
09O
ct-0
9Nov
-09
Dec
-09
Jan-
10Fe
b-10
Recalls by Patron Group: Monthly
GRD IND OFF REG VIS
Comments on Recalls
• Large increase for OFF starting in FY07
• Increase followed my moderation for GRD
• GRD always most recalls, OFF catching up
0
1000
2000
3000
4000
5000
6000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Holds: OPAC vs Everywhere Else
OPAC All Other Locations
0
100000
200000
300000
400000
500000
600000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Renewals: OPAC vs Everywhere Else
OPAC All Other Locations
0
2000
4000
6000
8000
10000
12000
FY04 FY05 FY06 FY07 FY08 FY09 FY10
Recalls: OPAC vs Everywhere Else
OPAC All Other Locations