Year	KMO Test	Bartlett’s Test of Sphericity	Extracted Component
Year	KMO Test	Bartlett’s Test of Sphericity	Initial Eigenvalues	Variance (%)	Total (%)
2008	0.621	0.000	2.208	76.921	76.921
2009	0.600	0.000	2.119	76.509	76.509
2010	0.636	0.000	2.264	83.167	83.167
2011	0.603	0.000	2.247	78.811	78.811
2012	0.671	0.000	2.602	81.449	81.449
2013	0.749	0.000	2.724	87.732	87.732
2014	0.619	0.000	2.106	72.243	72.243