1. NSIDC FY06 User Statistics
PODAG 25

2. PODAG 25 NSIDC FY06 User Statistics October 26, 2006
Outline
NSIDC DAAC EOS data distribution
NSIDC Web use metrics
NSIDC passive microwave sea ice usage
Where in the world are our users?
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

3. NSIDC EOS Data Archive and Distribution
ESDT
Archive
Granules
Vol (GB)
*Users
Orders
Distribution
FY05-FY06
Order
difference
Granule
MODIS-Terra
508,706
279
17587
317940
13850
166899
MODIS-Aqua
397,874 98
6809
102179
4055
64057
AMSR-E
148,187
429
88926
737307
79128
454767
GLAS
64,726
173
11081
36262
10516
1467
SSMI
363
0.76 48
579
14489
30.95
171
902
EDGRS Datatype Daily Detail
*NSIDC TRAK
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

4. NSIDC EOS Distribution by Media Type
Orders
Granule
Distributed
Volume (GB)
FtpPull
13757
892369
FtpPush
111830
254811
DVD 75
55470
CD-Rom 6
395
2.96
DLT
6134
390.18
Total
125674
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

5. NSIDC DAAC EOS Data Distribution Comparison
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

6. NSIDC Distinct EOS Data Users by Product
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

7. PODAG 25 NSIDC FY06 User Statistics October 26, 2006
NSIDC Web Visitors
Over 6 million page views
Average over 16,000 views/wk
Average over 70,000 views/mo
Over 1 million distinct IPs
Average 2,000/day
Top 5 main pages visited
http: //nsidc.org/glaciers 259,176
http: //nsidc.org 235,557
http: //nsidc.org/snow 187,180
http: //nsidc.org/cryosphere 71,389
http: //nsidc.org/data 63,346
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

8. PODAG 25 NSIDC FY06 User Statistics October 26, 2006
NSIDC Web Referrals
Google ,145
Google US 430,567
Google CA 65,252
Google UK 53,059
Google AU 21,267
Yahoo ,631
Mrs. O’Hora’s House 49,157
MSN ,169
Ask.com ,465
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

9. Passive Microwave Sea Ice Data Users
April 2006 metrics
DMSP SSM/I Daily and Monthly Polar Gridded Sea Ice Concentrations (aka NSIDC standard product)
232 requests in last 5 years, 78 in last year.
210 distinct users
Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I Passive Microwave Data (aka GSFC NT time-series)
176 requests in last 5 years,  79 in last year.
163 distinct users
22 distinct users using both standard product and GSFC NT
Bootstrap Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I (aka Goddard BT)
98 requests in last 5 years,   27 in last year.
89 distinct users
16 distinct users using both standard product and GSFC BT
What is the real confusion NSIDC sea ice users experience?
Long term benefits vs. short term costs
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

10. Where in the World are Our Users?
Users represent 112 countries
US has more than 8700 users
CA has more than 1300 users
UK has more than 800 users
Most exotic: Federated States of Micronesia
PODAG 25 NSIDC FY06 User Statistics October 26, 2006

11. PODAG 25 NSIDC FY06 User Statistics October 26, 2006
Our User’s States
All 50 states represented plus DC and Puerto Rico
Colorado has 1100 users
California has 900 users
New York has 500 users
PODAG 25 NSIDC FY06 User Statistics October 26, 2006