芝加哥小麦期货周五跌1.3%，本周仍累涨4.2%，大豆油累涨超7.5%

Group 1 - The Bloomberg Grain Index decreased by 0.90% to 31.5674 points on Friday, June 20, with a cumulative increase of 0.55% over the week (four trading days) [1] - CBOT corn futures fell by 0.45% to $4.42 per bushel, with a cumulative decline of 0.23% for the week [1] Group 2 - CBOT wheat futures dropped by 1.31% to $5.8275 per bushel, but showed a cumulative increase of 4.20% for the week [2] - CBOT soybean futures decreased by 0.73% to $10.6050 per bushel, with a cumulative increase of 0.55% for the week; soybean meal futures fell by 1.62%, while soybean oil futures rose by 7.52% [2]