How old are the links that point to the site?

The table below shows when we first found a link.

The links that point to math.columbia.edu by age

Year of the backlink Count Share
1. 2021 0 0.0%
2. 2020 15,235 3.7%
3. 2019 28,970 7.1%
4. 2018 21,405 5.3%
5. 2017 52,180 12.8%
6. 2016 27,079 6.7%
7. 2015 29,145 7.2%
8. 2014 21,424 5.3%
9. 2013 25,140 6.2%
10. 2012 28,125 6.9%
11. 2011 29,916 7.4%
12. 2010 34,260 8.4%
13. 2009 25,377 6.2%
14. 2008 22,877 5.6%
15. 2007 18,252 4.5%
16. 2006 12,445 3.1%
17. 2005 9,453 2.3%
18. 2004 3,186 0.8%
19. 2003 1,060 0.3%
20. 2002 775 0.2%
21. 2001 70 0.0%
22. 2000 37 0.0%
23. 1999 2 0.0%
24. 1998 0 0.0%
25. 1997 0 0.0%
26. 1996 1 0.0%

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