Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Phenazone (antipyrin) & its derivs. | | | $6 | $34,500 | $12,538 | | |
Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ... | $2,500 | | | $5,404 | | | |
Hydantoin & its derivs. | | | | $7,384 | | | $25,958 |
Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ... | $17,846 | $37,204 | $202,757 | $10,070 | $29,543 | | $22,156 |
Pyridine & its salts | $145 | $6,071 | $2,304 | | | | |
Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ... | $18,449 | $207,424 | $102,787 | $67,834 | $30,873 | $49,124 | $96,678 |
Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ... | $18,227 | $8,011 | $9,431 | $2,418 | $443 | $2,210 | $22,600 |
Melamine | | | | $117 | | | |
Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ... | $7,512 | | $37,015 | $35,415 | $4,294 | | |
Lactams (excl. of 2933.71 & 2933.72) | | $202 | | | | $1,668 | |
Total | $64,679 | $258,912 | $354,300 | $163,142 | $77,691 | $53,002 | $167,392 |
|
|