NOTES TO CONSOLIDATED FINANCIAL STATEMENTS December 31, 2011, 2010 and 2009 (currencies in millions) PACCAR operates in two principal segments, Truck and Financial Services. The Truck segment includes the manufacture of trucks and the distribution of related aftermarket parts, both of  which are sold through a network of independent dealers. This segment derives a large proportion of its revenues  and operating profits from operations in North America and Europe. The Financial Services segment is composed of finance and leasing products and services provided to truck  customers and dealers. Revenues are primarily generated from operations in North America and Europe. Included in All Other is PACCAR’s industrial winch manufacturing business. Also within this category are other  sales, income and expenses not attributable to a reportable segment, including a portion of corporate expense.  Intercompany interest income on cash advances to the financial services companies is included in All Other and was  $.6 for 2011 and nil for 2010 and 2009. Included in All Other income before income taxes of $42.2 in 2009 was  $66.0 of curtailment gains and $22.2 of expense related to economic hedges. Geographic revenues from external  customers are presented based on the country of the customer. PACCAR evaluates the performance of its Truck segment based on operating profits, which excludes investment  income, other income and expense and income taxes. The Financial Services segment’s performance is evaluated  based on income before income taxes. Geographic Area Data 2011  2010 2009 Revenues: United States  $ 7,389.8  $ 4,195.8 $ 3,594.4 Europe  5,104.0  3,472.3  2,828.3 Other  3,861.4  2,624.8  1,663.8 $ 16,355.2 $ 10,292.9  $ 8,086.5 Property, plant and equipment, net: United States  $ 1,059.1 $  846.4  $  814.6 The Netherlands  467.1 381.6 452.8 Other  447.1 445.7 490.3 $ 1,973.3 $ 1,673.7  $ 1,757.7 Equipment on operating leases, net: United States  $ 871.2 $  666.9  $  686.6 United Kingdom  374.8 384.9 349.7 Germany  350.6 334.0 362.7 Other  793.2 633.5 618.0 $ 2,389.8 $ 2,019.3  $ 2,017.0  R. SEGMENT AND RELATED INFORMATION