pre_text: * Recast to conform to 2019 presentation. ** Reclassified to conform to 2019 presentation. Refer to “Basis of
  Presentation” in note A, “Significant Accounting Policies,” for
  additional information. The following table presents external revenue for similar classes of products or services within the company’s reportable segments. Client solutions often include IBM software and systems and other suppliers’ products if the client solution requires it. For each of the segments that include services, Software-as-a-Service, consulting, education, training and other product-related services are included as services. For each of these segments, software includes product license charges and ongoing subscriptions.
table: ($ in millions)
table: For the year ended December 31: 2019 2018 2017
table: Cloud & Cognitive Software*
table: Software $18,712 $17,970** $17,681**
table: Services 4,321 4,082** 3,920**
table: Systems 166 156 150
table: Global Business Services*
table: Services $16,363 $16,238** $15,728**
table: Software 156 151** 179**
table: Systems 115 206 165
table: Global Technology Services*
table: Services $20,768 $22,222** $21,913**
table: Maintenance 5,183 5,484 5,783
table: Systems 1,072 1,069 1,207
table: Software 338 371** 310**
table: Systems
table: Servers $ 3,746 $ 3,996 $ 3,993
table: Storage 1,920 2,114 2,243
table: Software 1,528 1,499** 1,520**
table: Services 410 425** 438**
table: Global Financing
table: Financing $ 1,120 $ 1,223 $ 1,167
table: Used equipment sales 281 366 530
question: Analyse this data from a financial earnings document. What is the average of Financing under Global Financing?