CP 2019 ANNUAL REPORT /  24 The following table includes the major yards, terminals and transload facilities on CP's network: CP's equipment includes: owned and leased locomotives and railcars; heavy maintenance equipment and machinery; other equipment and tools in our shops, offices and facilities; and vehicles for maintenance, transportation of crews, and other activities. In this section, owned equipment includes units acquired by CP, equipment leased to third parties, and units held under finance leases, and leased equipment includes units under a short-term or long-term operating lease. The Company’s locomotive fleet is composed of largely high-adhesion alternating current locomotives that are more fuel efficient and reliable and have superior hauling capacity as compared with standard direct current locomotives. The Company is continuing a modernization program on several of the oldest locomotives in the fleet in order to improve reliability and availability, as well as to introduce new technology to the fleet. CP’s locomotive productivity, defined as the daily average gross ton-miles (“GTMs”) divided by daily average operating horsepower, for the years ended December 31, 2019, 2018, and 2017, was 202, 198, and 201 GTMs per Operating horsepower, respectively. Operating horsepower excludes units offline, tied up or in storage, or in use on other railways, and includes foreign units online. As of December 31, 2019, the Company had 314 locomotives in storage. As a result, the Company does not foresee the need to acquire new locomotives for the next several years. As of December 31, 2019, CP owned or leased the following locomotive units:  CP’s average in-service utilization percentage for freight cars, for the years ended December 31, 2019, 2018, and 2017, was 81%, 84%, and 84%, respectively. Average in-service utilization is defined as average active fleet for the year divided by total cars, excluding company service cars and tank cars as these are utilized only as required for non-revenue movements. As of December 31, 2019, CP owned and leased the following units of freight cars: Equipment Major Classification Yards Major Intermodal Terminals Transload Facilities Vancouver, British Columbia Vancouver, British Columbia Vancouver, British Columbia Calgary, Alberta Calgary, Alberta Toronto, Ontario Edmonton, Alberta Edmonton, Alberta Hamilton, Ontario Moose Jaw, Saskatchewan Regina, Saskatchewan Lachine, Québec Winnipeg, Manitoba Winnipeg, Manitoba Toronto, Ontario Vaughan, Ontario Montréal, Québec Montréal, Québec Chicago, Illinois Chicago, Illinois St. Paul, Minnesota Minneapolis, Minnesota Locomotives Owned Leased Total Average Age (in years) Line haul 731 88 819 13 Road switcher 560 — 560 28 Total locomotives 1,291 88 1,379 19 Freight cars Owned Leased Total Average Age (in years) Box car 2,594 250 2,844 30 Covered hopper 7,607 9,699 17,306 24 Flat car 1,461 770 2,231 26 Gondola 3,648 1,440 5,088 21 Intermodal 1,319 150 1,469 15 Multi-level autorack 2,894 719 3,613 26 Company service car 2,396 174 2,570 45 Open top hopper 105 — 105 32 Tank car 33 9 42 12 Total freight cars 22,057 13,211 35,268 25