The Baltic Exchange’s dry bulk freight index advanced about 1% on Tuesday to 3,432 points, its highest level since September 14 and its fourth consecutive session of gains. The panamax index rose 1.9% to 2,299 points, while the capesize index increased 0.9% to 5,892 points. The supramax index gained 0.3% to 1,776 points. The indexes track freight rates for ships carrying dry bulk commodities. Panamax vessels usually carry 60,000 to 70,000 tons of coal or grain, while capesize ships typically transport 150,000-ton cargoes including iron ore and coal.