The Efficiency of Economic Performance, Electricity Consumption, and Environmental Pollutants in Taiwan

Table 9

NO₂ emission efficiency of counties and cities in Taiwan from 2012 to 2015.

NO2
DMU	2012	2013	2014	2015
New Taipei City	0.3447	0.3223	0.3229	0.3280
Taipei City	1	1	1	1
Taoyuan City	0.2440	0.2026	0.1996	0.2018
Taichung City	0.1934	0.1663	0.1664	0.1721
Tainan City	0.4033	0.3424	0.3432	0.3508
Kaohsiung City	0.1483	0.1329	0.1324	0.1365
Yilan County	0.2522	0.2310	0.2213	0.2131
Hsinchu County	0.4329	0.4256	0.2981	0.4148
Miaoli County	0.2550	0.2330	0.2255	0.2228
Changhua County	0.0004	0.3497	0.3463	0.3502
Nantou County	0.5437	0.4853	0.4846	0.4895
Yunlin County	0.1582	0.1450	0.1383	0.1352
Chiayi County	0.3021	0.2584	0.2527	0.2521
Pingtung County	0.3970	0.3575	0.3545	0.3558
Taitung County	1	1	1	1
Hualien County	0.1322	0.1289	0.1225	0.1166
Keelung City	1	1	1	1
Hsinchu City	1	1	1	1
Chiayi City	1	1	1	1
Average value	0.4635	0.4622	0.4531	0.4600
Standard deviation	0.3419	0.3347	0.3383	0.3365