general cargo terminal; the wheat terminal with two warehouses capable of moving 300 tons of grains; General Load Terminal 2 with warehouses covering over ; and the Wharves of Are Cristovao with terminals for wheat and liquid bulk. At the Wharf of Gamboa, leaseholders operate terminals for sugar, paper, iron and steel products. Leaseholders at the Wharf of the Cashew operate terminals for roll-on/roll-off cargoes, containers, and liquid bulk. In 2004, the Port of Rio de Janeiro handled over seven million tons of cargo on almost 1700 vessels. In 2004, the Port of Rio de Janeiro handled over two million tons of containerized cargo in almost 171 thousand TEUs. The port handled 852 thousand tons of wheat, more than 1.8 million tons of iron and steel, over a million tons of liquid bulk cargo, almost 830 thousand tons of dry bulk, over five thousand tons of paper goods, and over 78 thousand vehicles. In 2003, over 91 thousand passengers moved through the Port of Rio Janeiro on 83 cruise vessels. Public transportation In Rio de Janeiro, buses are the main form of public transportation. There are nearly 440 municipal bus lines serving over four million passengers every day, in addition to intercity lines. Although cheap and frequent, Rio's transportation policy has been moving towards trains and subway in order to reduce surface congestion and increase carrier capacity. Rio's public transportation service has been a target of many critics and the motive of the 2013's protests and manifestations that started in São Paulo and spread through the entire country. According to the people, the raise in the bus and subway fares are invalid, seeing that the amount charged is too high for the low quality of the services. The average amount of time people spend commuting with public transit in Rio de Janeiro, for example to and from work, on a weekday is 95 min. 32% of public transit riders, ride for more than two hours every day. The average amount of time people wait at a stop or station for public transit is 19 min, while 35% of riders wait for over 20 minutes on average every day. The average distance people usually ride in a single trip with public transit is , while 37% travel for over in a single direction. Urban rail The Rio de Janeiro Metro has three subway lines with and 41 stations plus several commuter