| 海关关区 | 进口数量 | 进口金额 | 出口数量 | 出口金额 |
| (千克) | (美元) | (千克) | (美元) | |
| 呼和浩特海关 | 0 | $0.00 | 150000 | $73,500.00 |
| 黄埔海关 | 0 | $0.00 | 4691000 | $1,968,170.00 |
| 昆明海关 | 0 | $0.00 | 2635000 | $1,260,374.00 |
| 南京海关 | 0 | $0.00 | 591800 | $215,576.00 |
| 南宁海关 | 0 | $0.00 | 16580680 | $7,522,564.00 |
| 青岛海关 | 0 | $0.00 | 11350400 | $5,655,814.00 |
| 上海海关 | 0 | $0.00 | 240 | $60.00 |
| 石家庄海关 | 250000 | $111,373.00 | 0 | $0.00 |
| 天津海关 | 0 | $0.00 | 278000 | $148,660.00 |
| 2012 | 250000 | $111,373.00 | 36277120 | $16,844,718.00 |
(关键字：硝酸铵 进出口)