Year | Total sample | Interlocking directorates sample | ||||||
Horizontal | Vertical | Mixed | Total | Horizontal | Vertical | Mixed | Total | |
2014 | 6 | 9 | 8 | 23 | 3 | 2 | 0 | 5 |
2013 | 8 | 2 | 0 | 10 | 3 | 2 | 0 | 5 |
2012 | 8 | 1 | 1 | 10 | 1 | 0 | 0 | 1 |
2011 | 3 | 1 | 3 | 7 | 0 | 1 | 0 | 1 |
2010 | 4 | 0 | 2 | 6 | 1 | 0 | 1 | 2 |
2009 | 4 | 1 | 3 | 8 | 0 | 0 | 0 | 0 |
2008 | 2 | 2 | 4 | 8 | 1 | 1 | 1 | 3 |
2007 | 4 | 2 | 6 | 12 | 2 | 2 | 1 | 5 |
2006 | 7 | 3 | 4 | 14 | 1 | 1 | 2 | 4 |
2005 | 4 | 4 | 0 | 8 | 1 | 2 | 0 | 3 |
2004 | 4 | 0 | 8 | 12 | 0 | 0 | 1 | 1 |
Total | 54 | 25 | 39 | 118 | 13 | 11 | 6 | 30 |