TABLE 2.

Principal component analysis (PCA) results of factors affecting the taxation of ceramic industry.

Number	Standard deviation	Variance contribution rate	Cumulative variance contribution rate
X1	2.9271	0.9520	0.9520
X2	0.5895	0.0386	0.9906
X3	0.2429	0.0065	0.9971
X4	0.1368	0.002	0.9991
X5	0.0603	0.0004	0.9995
X6	0.0504	0.0002	0.9997
X7	0.0178	0.0001	0.9998
X8	0.0145	0.0001	0.9999
X9	0.0058	0.0001	1.0000