Table 3.

Weights of each factor under different calculation methods.

Method	1	2	3	4	5	6	7	8	9
WRDLS	− 0.28	− 0.48	0.24	0.43	− 0.44	− 0.72	0.45	− 0.72	− 0.29
WTHI	0.28	0.29	0.36	0.08	0.39	0.08	0.12	0.11	0.12
WWRI	− 0.19	− 0.14	0.23	0.27	− 0.12	− 0.13	0.27	− 0.12	0.43
WLCI	− 0.25	− 0.10	0.17	0.22	− 0.06	− 0.07	0.15	− 0.05	0.07