|   年份  |       实际值(亿元)  |       预测值(亿元)  |       绝对误差  |       相对误差  |       平均相对误差  |    
|   2003  |       3122.1  |       3122  |       0  |       0  |       0.0113  |    
|   2004  |       3502.1  |       3396  |       105.8771  |       0.0302  |    |
|   2005  |       4040.3  |       4103  |       62.2364  |       0.0154  |    |
|   2006  |       4896.7  |       4956  |       59.0421  |       0.0121  |    |
|   2007  |       5964.9  |       5986  |       21.4893  |       0.0036  |    |
|   2008  |       7389.6  |       7231  |       158.2196  |       0.0214  |    |
|   2009  |       8894.4  |       8735  |       159.1072  |       0.0179  |    |
|   2010  |       10,554.9  |       10,552  |       2.9257  |       0.0003  |    |
|   2011  |       12,764.9  |       12,746  |       18.4285  |       0.0014  |    |
|   2012  |       15,561.8  |       15,397  |       164.441  |       0.0106  |