Trace Elements and Heavy Metal Contents in West Algerian Natural Honey

Table 9

Variance estimates (eigenvalues) and cumulative percentage of total variance (%) obtained by PCA considering 37 honey samples and trace elements and heavy metals.

Principal components	Honey samples
	Eigenvalues	Cumulative %
1	1.937	30.38
2	1.607	54.33
3	1.562	54.79
4	1.209	60.89