... {RAGE THE SIX WEEKS WHICH REGULATES DUTY. AGGREGATE I Wheal. Barley.! Oats. Kyc. l'cas. Average. 30 7 1 30 6|32 Duty..—..^.-..—. I 0 0 10 6 10 6|lo ti Provisions. —There has been brisk di-mand for Irish Butter, and priert are higher. The trade, fcr the roost part, deem safe to gel atocked present rate* ; although the errier.ls were large, last week, and reached 29,400 firkins ; the ...