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Table 2 Number of nonzero elements in the two adjacency matrices and the number of new links (nonzero elements) formed and severed in the two matrices

From: The gradual evolution of buyer–seller networks and their role in aggregate fluctuations

Year G Form G Sever G H Form H Sever H
2003 105,238 - - 116,980 - -
2004 106,230 16,789 17,781 118,534 16,270 17,824
2005 106,425 16,862 17,057 119,228 16,736 17,430
2006 106,758 16,056 16,389 119,571 16,318 16,661
2007 106,732 15,924 15,898 119,625 16,110 16,164
2008 109,073 20,375 22,716 122,075 20,699 23,149
2009 109,881 16,680 17,488 122,898 16,519 17,342
2010 109,721 15,861 15,701 122,049 16,167 15,318
2011 109,546 15,404 15,229 122,021 14,675 14,647
2012 109,928 14,618 15,000 122,844 13,982 14,805