| 年月 | 单位：千美元 |
| 2007-12 | 2445.00 |
| 2007-11 | 4819.00 |
| 2007-10 | 3379.00 |
| 2007-09 | 4395.00 |
| 2007-08 | 2616.00 |
| 2007-07 | 2756.00 |
| 2007-06 | 3078.00 |
| 2007-05 | 1720.00 |
| 2007-04 | 1665.00 |
| 2007-03 | 1244.00 |
| 2007-02 | 820.00 |
| 2007-01 | 1338.00 |
| 2006-12 | 2805.00 |
| 2006-11 | 1552.00 |
| 2006-10 | 1497.00 |
| 2006-09 | 2917.00 |
| 2006-08 | 2316.00 |
| 2006-07 | 2423.00 |
| 2006-06 | 3292.00 |
| 2006-05 | 2105.00 |
| 2006-04 | 2049.00 |
| 2006-03 | 567.00 |
| 2006-02 | 762.00 |
| 2006-01 | 1601.00 |
| 2005-12 | 2264.00 |
| 2005-11 | 2445.00 |
| 2005-10 | 3264.00 |
| 2005-09 | 1839.00 |
| 2005-08 | 3615.00 |
| 2005-07 | 2482.00 |
| 2005-06 | 4405.00 |
| 2005-05 | 3078.00 |
| 2005-04 | 4316.00 |
| 2005-03 | 2656.00 |
| 2005-02 | 914.00 |
| 2005-01 | 1649.00 |
| 2004-12 | 3180.00 |
| 2004-11 | 2684.00 |
| 2004-10 | 1527.00 |
| 2004-09 | 2365.00 |
| 2004-08 | 3154.00 |
| 2004-07 | 1881.00 |
| 2004-06 | 1996.00 |
| 2004-05 | 1557.00 |
| 2004-04 | 810.00 |
| 2004-03 | 1284.00 |
| 2004-02 | 1383.00 |
| 2004-01 | 751.00 |
| 2003-12 | 1123.00 |
| 2003-11 | 1730.00 |
| 2003-10 | 1281.00 |
| 2003-09 | 1052.00 |
| 2003-08 | 1555.00 |
| 2003-07 | 588.00 |
| 2003-06 | 820.00 |
| 2003-05 | 1017.00 |
| 2003-04 | 785.00 |
| 2003-03 | 715.00 |
| 2003-02 | 555.00 |
| 2003-01 | 518.00 |
| 2002-12 | 1441.00 |
| 2002-11 | 1042.00 |
| 2002-10 | 537.00 |
| 2002-09 | 640.00 |
| 2002-08 | 815.00 |
| 2002-07 | 892.00 |
| 2002-06 | 2538.00 |
| 2002-05 | 1168.00 |
| 2002-04 | 968.00 |
| 2002-03 | 1277.00 |
| 2002-02 | 774.00 |
| 2002-01 | 1198.00 |
| 2001-12 | 1549.00 |
| 2001-11 | 925.00 |
| 2001-10 | 1436.00 |
| 2001-09 | 1399.00 |
| 2001-08 | 1191.00 |
| 2001-07 | 1038.00 |
| 2001-06 | 1630.00 |
| 2001-05 | 1330.00 |
| 2001-04 | 1110.00 |
| 2001-03 | 799.00 |
| 2001-02 | 2624.00 |
| 2001-01 | 679.00 |
| 2000-12 | 3089.00 |
| 2000-11 | 3027.00 |
| 2000-10 | 1917.00 |
| 2000-09 | 1334.00 |
| 2000-08 | 3510.00 |
| 2000-07 | 2222.00 |
| 2000-06 | 1260.00 |
| 2000-05 | 928.00 |
| 2000-04 | 2471.00 |
| 2000-03 | 2934.00 |
| 2000-02 | 1805.00 |
| 2000-01 | 623.00 |
| 1999-12 | 836.00 |
| 1999-11 | 742.00 |
| 1999-10 | 1049.00 |
| 1999-09 | 3403.00 |
| 1999-08 | 778.00 |
| 1999-07 | 1582.00 |
| 1999-06 | 995.00 |
| 1999-05 | 2753.00 |
| 1999-04 | 1110.00 |
| 1999-03 | 1942.00 |
| 1999-02 | 664.00 |
| 1999-01 | 5285.00 |
| 1998-12 | 4359.00 |
| 1998-11 | 3825.00 |
| 1998-10 | 5617.00 |
| 1998-09 | 998.00 |
| 1998-08 | 2450.00 |
| 1998-07 | 2488.00 |
| 1998-06 | 3279.00 |
| 1998-05 | 5613.00 |
| 1998-04 | 3271.00 |
| 1998-03 | 4638.00 |
| 1998-02 | 1462.00 |
| 1998-01 | 4102.00 |
前瞻产业研究院 咨询·服务