Driven Factors Analysis of China’s Irrigation Water Use Efficiency by Stepwise Regression and Principal Component Analysis

Table 6

The 13 principal components.

FAC_1	FAC_2	FAC_3	FAC_4	FAC_5	FAC_6	FAC_7	FAC_8	FAC_9	FAC_10	FAC_11	FAC_12	FAC_13	FIO
−13.0	3.76	4.73	−1.19	0.77	−0.32	−0.11	−0.05	0.00	−0.13	0.02	−0.04	−0.03	1.82
−14.1	11.59	−1.63	1.79	0.39	−0.27	−0.06	0.11	−0.03	−0.16	0.01	−0.02	−0.03	1.55
−8.92	2.90	1.71	0.22	−0.82	−0.28	0.23	0.26	0.03	−0.06	0.01	−0.03	−0.02	1.15
−7.74	−0.95	−0.60	−1.74	−0.40	0.35	−0.04	0.13	−0.06	−0.11	0.02	0.00	−0.03	0.63
−5.80	−5.10	0.07	−0.81	0.17	0.05	−0.05	0.15	0.22	−0.05	−0.05	−0.02	−0.02	0.38
−5.54	−1.01	−2.78	0.55	−0.60	0.11	−0.22	−0.22	0.11	−0.02	0.02	−0.02	−0.02	0.14
−4.17	−8.75	−3.37	0.22	0.59	0.50	−0.36	0.24	0.07	0.01	0.02	−0.02	0.00	−0.20
−0.38	−6.83	0.43	0.42	−0.25	−0.30	−0.44	0.05	−0.04	0.02	−0.06	0.01	0.00	0.02
−0.12	−1.87	−1.89	−0.50	0.05	−0.45	−0.15	0.06	−0.04	0.09	−0.01	−0.02	−0.01	−0.45
3.60	−3.42	1.40	0.95	0.01	−0.64	−0.04	0.03	0.08	0.08	0.01	0.03	0.01	−0.82
9.73	−2.42	2.60	1.61	0.22	0.88	0.33	−0.07	−0.05	0.07	−0.01	0.02	0.01	−0.95
12.12	3.49	−0.49	−0.31	−0.21	0.25	0.29	−0.25	−0.11	0.04	−0.05	0.02	0.04	−0.96
16.91	−0.13	2.58	−0.09	−0.22	0.09	0.13	−0.22	−0.09	0.05	0.06	0.03	0.05	−1.11
17.47	8.74	−2.75	−1.14	0.30	0.03	0.49	−0.21	−0.07	0.16	0.01	0.05	0.06	−1.19