Table 5.

R² at different degrees.

Degree	$R_{\mathrm{Hubei}\_\mathrm{Province}}^2$	$R_{\mathrm{Mainland}\_\mathrm{China}}^2$
1	0.400366599788	0.452853587813
2	0.749253285945	0.772317836082
3	0.911246372103	0.927012116056
4	0.939331443350	0.952318498027
5	0.940160055628	0.952334275190
6	0.958652593897	0.964814578369
7	0.979929919807	0.982065975157
8	0.987664329504	0.991004480261
9	0.987777548338	0.991527853218
10	0.989759781030	0.992636504842
11	0.993418679382	0.995346399411
12	0.995350466059	0.997015114885
13	0.995516142766	0.997197513532
14	0.995747335406	0.997295947490
15	0.996567222552	0.997746582029
16	0.997154468451	0.998111106709
17	0.997216150758	0.998166782229
18	0.997301524355	0.998211877454
19	0.997266019958	0.998194104144

Bold values indicate value decreases.