1. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute1 NAI Website: Statistics and Content Management Marco Boldt Sr. Web Developer and Collaborative Technology Specialist

2. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute2 NAI Website: Overview and Statistics

3. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 3 NAI Website: http://nai.nasa.gov Website Goals –Communicate the nature, activities and accomplishments of the institute to members, public and astrobiology community –Serve members of the institute » Newsletter » Funding Opportunities » Events Calendar » Team websites, directory » Seminar Series Archive » Collaborative tools » Handbook –Educate and Inform the public

4. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 4 Web Statistics Capability Overview The NASA Astrobiology Institute has at its disposal a set of tools that allow website traffic to be analyzed. With these tools, the following questions can be answered: –Who are our visitors, and how many of them are there? –How do our visitors reach our site? –Which pages of the site do our visitors view?

5. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 5 NAI website statistics General –In top 10 of Ames websites in terms of traffic –#6 Google search result for “Astrobiology” (#5 Yahoo, #4 MSN) 2006 web traffic (12 full months) –Average of 33,000 visits/month from 24,500 unique visitors (1100 visits/day) –Average of 126,000 web page views per month. –Average of 3.77 pages viewed per visit. May 2007 web traffic –46,067 visits from 29,322 unique visitors » 32% increase from May 2006 –195,158 web pages viewed –4.23 pages viewed per visit –75.0 % of visitors to the NAI website connected using a direct address or bookmark (includes internal navigation, RSS); –21.0 % connected to the site from a search engine; –3.8 % connected to the site from another website.

6. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 6 Web Statistics May 2007 Page views Feature Stories: 13,620 Ask an Astrobiologist: 13,274 Team Annual Reports: 10,429 Home Page: 6,812 Newsletter: 4,949 –Sent to 791 members –Sent to 978 subscribers Seminar Series: 3,463 Focus Groups: 1,664 About NAI: 739 For Teachers: 594 Research Archive: 532 Funding: 488 Web Page Ranking- Page Views

7. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 7 Website Statistics Visitor Demographics (May 2007) –Overall: 74% US, 26% foreign visitors –52.9% of traffic from US ".com" and ".net" –8.8% of traffic from US ".us" (common with K- 12 schools) –4.5% of traffic from US Government (.gov) –4.4% of traffic from US Educational (.edu) –2.4% of traffic from US non profit (.org) –1.4% of traffic from US Military (.mil) –25.6 % International Visitor Demographics, May 2007

8. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 8 Web Statistics Other information available: –Keywords used to find website in search engines –Traffic by time period (by hour, day of week, day of month) –Traffic by search engine spiders (25 % of traffic- excluded from data analysis) –Operating System, Browser statistics –Duration of visit

9. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 9 Ask an Astrobiologist: Statistics Ask an Astrobiologist provides on-line answers to questions from the public –1,977 questions total (Since 2001) –965 answered questions –Questions are not answered if similar questions have been answered in the archive, or they are not about astrobiology, or they are homework problems. 2006 –Asked: 421, Answered: 162 2007 (to date) –Asked: 522, Answered: 133

10. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 10 Ask an Astrobiologist Page Views by Question Category Answered Questions by Question Category

11. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute11 NAI Website: Content Management

12. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 12 Content Management System (CMS) NAI Central has developed a Content Management System (CMS) for efficiently managing website content Key Features –Allows website content to be added, updated and maintained using a secure web interface. –Allows content owners to manage their own content which reduces bottlenecks and allows the web developer(s) to focus on other projects. –Because website content is stored in a database, the look, feel, and organization of the website can be changed without having to reprogram content.

13. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 13 Content Management System Content Management Interface NAI Newsletter Page

14. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 14 Annual Report Submission Website Benefit to Teams: –Simplified data entry » Prefilled project data, team roster » Publications submitted in native format (Endnote) –Ability to review reports submitted by all team members before final submission Benefit to NAI Central: –Time Savings » Finalized data is inserted directly into database, eliminating manual data entry

15. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute15 Backup Slides

16. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 16 Web Statistics Capability Overview Who are our Visitors? –Using web log analysis, visitors can be categorized as USA public (.com,.net domains), USA government (.gov) USA educational (.edu) USA non-profit (.org) and international. Knowing the proportion of visitors from these categories provides data useful in determining if the target audience of the website is being reached. –The list of visitors can be filtered to determine the number of visitors from a particular host or institution. The NAI has found this useful in determining the webpage usage of its members. The operating system, browser, and screen resolution of visitors is also collected.

17. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 17 Web Statistics Capability Overview How do visitors reach our site? Using web log analysis, it can be determined how visitors reach the website. Specifically, it can be determined whether visitors reached the site by –using an Internet search engine; –clicking on a link from an external website; or –typing in the website address directly or using a bookmark. Which pages of the site do our visitors view? –Detailed statistics on the webpages viewed by visitors are available. This allows the website owner to determine which sections of the website are relevant to visitors.

18. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 18 2006 Traffic

19. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 19 Member Site Page Views (May 2007) Ames: 750 GSFC: 547 Berkeley: 209 IPTAI: 171 Penn State: 184 Carnegie: 159 UCLA: 143 Hawaii: 123 Colorado: 119 Arizona: 118 SETI: 72 MBL: 8

20. National Aeronautics and Space Administration nai.nasa.gov NASA Astrobiology Institute 20 Devote most energy to serving community