Citroën Traction Avant. The modern Tour restricts the excesses to which advertisers are allowed to go but at first anything was allowed. The writer Pierre Bost lamented: "This caravan of 60 gaudy trucks singing across the countryside the virtues of an apéritif, a make of underpants or a dustbin is a shameful spectacle. It bellows, it plays ugly music, it's sad, it's ugly, it smells of vulgarity and money." Advertisers pay the Société du Tour de France approximately €150,000 to place three vehicles in the caravan. Some have more. On top of that come the more considerable costs of the commercial samples that are thrown to the crowd and the cost of accommodating the drivers and the staff—frequently students—who throw them. The number of items has been estimated at 11 million, each person in the procession giving out 3,000 to 5,000 items a day. A bank, GAN, gave out 170,000 caps, 80,000 badges, 60,000 plastic bags, and 535,000 copies of its race newspaper in 1994. Together, they weighed . The vehicles also have to be decorated on the morning of each stage and, because they must return to ordinary highway standards, disassembled after each stage. Numbers vary but there are normally around 250 vehicles each year. Their order on the road is established by contract, the leading vehicles belonging to the largest sponsors. The procession sets off two hours before the start and then regroups to precede the riders by an hour and a half. It spreads and takes 40 minutes to pass at between and . Vehicles travel in groups of five. Their position is logged by GPS and from an aircraft and organised on the road by the caravan director—Jean-Pierre Lachaud—an assistant, three motorcyclists, two radio technicians, and a breakdown and medical crew. Six motorcyclists from the Garde Républicaine, the élite of the gendarmerie, ride with them. Politics The first three Tours from 1903 to 1905 stayed within France. The 1906 race went into Alsace-Lorraine, territory annexed by the German Empire in 1871 after the Franco-Prussian War. Passage was secured through a meeting at Metz between Desgrange's collaborator, Alphonse Steinès, and the German governor. No teams from Italy, Germany, or Spain rode in 1939 because of tensions preceding the Second World War (after German assistance to the Nationalists in the Spanish Civil War it was widely expected Spain would join Germany in a European war, though this did