A Multivariate Grey Prediction Model Using Neural Networks with Application to Carbon Dioxide Emissions Forecasting

Table 3

Annual carbon dioxide emissions with GDP, UP, and EC in Taiwan.

Year	GDP	UP	EC	CO2
2005	375787	22.603	60.437	253.64
2006	388547	22.725	61.276	260.86
2007	408221	22.833	65.511	263.94
2008	417038	22.929	63.393	252.75
2009	392106	23.017	62.892	239.68
2010	446141	23.102	67.855	256.22
2011	485671	23.185	65.405	254.7
2012	495919	23.264	65.289	246.55
2013	511599	23.34	67.808	247.59
2014	530515	23.414	68.014	249.66
2015	525236	23.486	68.566	249.38