Use of BP Neural Networks to Determine China’s Regional CO₂ Emission Quota

Table 9

Test quotas of nonpilot regions.

Region	Benchmark model				New model
	2014	2015	2016	2017	2014	2015	2016	2017
Hebei	4.4742	4.7213	4.6639	3.7958	4.2489	4.2512	3.9389	3.4056
Shanxi	8.7874	9.5514	9.9179	7.9321	6.7575	7.2639	7.4857	6.0955
Inner Mongolia	5.4541	5.3178	5.8367	6.0577	5.4135	5.2643	5.3196	5.8676
Liaoning	5.7035	5.2196	6.768	5.4917	5.9595	5.5083	5.8179	5.1618
Jilin	3.3295	3.1944	3.2286	2.8011	4.5732	4.651	4.5139	4.3528
Heilongjiang	4.5658	4.7666	5.3126	4.6711	5.1161	5.3088	5.5612	5.4386
Jiangsu	4.9033	4.9379	4.9276	4.5071	3.4851	3.6938	3.7096	3.6284
Zhejiang	4.3896	4.3216	4.0597	3.9379	4.2172	4.3214	4.0143	4.036
Anhui	3.6231	3.673	3.5841	3.1743	3.64	4.0833	3.8208	3.1997
Fujian	2.9149	2.9427	2.7986	2.5997	3.558	3.5671	3.3428	3.4086
Jiangxi	2.1524	2.3186	2.408	2.1446	3.5334	3.5535	3.4032	3.2111
Shandong	7.08	7.0777	7.2947	6.766	5.6471	5.6322	5.4154	5.0304
Henan	3.6061	3.7802	3.8308	3.2201	3.1582	3.2654	3.3632	2.937
Hunan	2.1693	2.3032	2.3678	2.1815	2.6993	2.8095	2.894	2.9341
Guangxi	2.0799	1.991	2.083	2.0383	3.2628	3.1519	3.0473	3.0321
Hainan	7.092	7.7761	7.7654	5.8029	6.1714	6.5658	6.6143	5.6134
Sichuan	3.0356	2.9589	2.8458	2.523	1.9639	2.1027	2.0326	1.9373
Guizhou	3.3924	3.2882	3.5977	2.4839	3.4729	3.4067	3.4404	2.8913
Yunnan	1.1869	0.9986	1.1944	1.1038	2.698	2.6555	2.7258	2.5445
Shaanxi	4.4716	4.4987	4.5698	3.7151	2.7507	2.9126	2.689	2.6752
Gansu	3.9962	4.2983	4.357	3.2307	2.3042	2.6187	2.6927	2.0599
Qinghai	0.3623	0.3623	0.8758	0.3623	2.0744	1.9919	2.1466	2.0002
Ningxia	8.9951	9.0065	8.892	9.0385	4.9634	5.1076	5.0497	5.1049
Xinjiang	8.286	8.2076	9.1625	6.5578	3.6802	3.9403	4.236	3.8333

Unit of quotas: 100 million tons.