The Catastrophe Analysis of Shanghai Crude Oil Futures Price from the Perspective of Volatility Factors

Table 2

Explanation of total variance.

Ingredient	Initial eigenvalue			Rotating load sum of squares
	Total	Percentage of variance	Accumulation %	Total	Percentage of variance	Accumulation %
1	5.657	62.851	62.851	4.065	45.169	45.169
2	1.198	13.314	76.165	2.790	30.996	76.165
3	0.756	8.400	84.565
4	0.641	7.123	91.688
5	0.426	4.735	96.424
6	0.175	1.942	98.365