Year Measured value(108m3) ECM-OTS model ECM-OTS model ECM-CEEMDAN model ECM-CEEMDAN model
Predicted value(108m3) Relative error (%) Predicted value(108m3) Relative error (%)
2006 141.26 164.72 16.60 157.08 11.19
2007 189.04 177.12 6.31 181.34 4.07
2008 174.60 157.93 9.55 165.21 5.37
2009 263.48 197.06 25.21 213.92 18.81
2010 197.08 210.72 6.92 209.32 6.21
2011 211.21 198.11 6.20 193.63 8.32
2012 284.04 232.62 18.10 249.97 11.99
2013 194.64 191.92 1.40 189.24 2.77