An Analysis of the Economic Impact of US Presidential Elections Based on Principal Component and Logical Regression

Table 5

Principal factor eigenvalues and cumulative contribution rates.

Constituent	Initial eigenvalue			Extract the square sum of the load
	Total	Variance percentage	Cumulate (%)	Total	Variance percentage	Cumulate (%)
1	6.578	29.900	29.900	6.578	29.900	29.900
2	5.834	26.517	56.417	5.834	26.517	56.417
3	2.706	12.300	68.717	2.706	12.300	68.717
4	1.534	6.971	75.688	1.534	6.971	75.688
5	1.327	6.034	81.722	1.327	6.034	81.722
6	1.080	4.911	86.632	1.080	4.911	86.632