Commodity200520062007200820092010
Phenazone (antipyrin) & its derivs.$202,257$281,707$225,250$329,264$484,010$803,400
Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ...$614,993$596,444$192,035$405,075$820,479$604,180
Hydantoin & its derivs.$29,749$37,275$14,999$28,896$41,704$76,120
Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ...$1,541,826$1,424,655$1,410,611$1,585,340$1,828,901$2,085,250
Pyridine & its salts$175,761$240,571$229,175$205,445$212,177$115,140
Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ...$510,911$2,851,711$1,751,592$2,668,428$2,603,709$3,117,400
Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ...$913,557$1,419,374$3,210,915$2,141,654$2,582,592$3,067,980
Melamine$57,255$498,980$693,457$1,050,542$1,609,083$1,849,970
Heterocyclic comps. cont. an unfused triazine ring (whether or not hydrogen ...$517,533$875,363$1,185,601$2,215,373$2,306,389$2,511,420
6-Hexanelactam (epsilon-caprolactam)$268$172$322 $7,186$5,267,950
Lactams (excl. of 2933.71 & 2933.72)$350,811$476,643$411,941$690,869$417,260$497,040
Total$4,914,921$8,702,895$9,325,898$11,320,886$12,913,490$19,995,850