## Dataset overview

## Source details

**Canonical URL:** [Dataset overview](https://www.imf.org/-/media/files/publications/dp/2020/english/ims-data-20200826.xlsx)

## Other formats

- [Markdown version](/-/media/files/publications/dp/2020/english/ims-data-20200826.xlsx.md)
- [Structured JSON version](/-/media/files/publications/dp/2020/english/ims-data-20200826.xlsx.json)

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### Dataset description
- Worksheet count: 3 visible worksheets in the metadata sample ("Readme", "var_description", "data").
- Purpose (from Readme headings): "Reserve Currencies in an Evolving International Monetary System" (repeated entries in the Readme sample rows).

### Variables and definitions (from "var_description")
- country: "country name"
- iso_code: "ISO alpha-3 codes"
- ifs_code: "IMF IFS code"
- year: "year"
- USD: "Share of U.S. dollars in reserves; percentage points"
- EUR: "Share of euros in reserves; percentage points"
- JPY: "Share of Japanese yen in reserves; percentage points"
- GBP: "Share of pounds sterling in reserves; percentage points"

### Data coverage and structure (from "data")
- Data worksheet dimensions: rowCount = 1041, columnCount = 9
- Column headers: "country", "iso_code", "ifs_code", "year", "USD", "EUR", "JPY", "GBP"
- Sample data rows (presented exactly as in the dataset sample):
  - ["Azerbaijan", "AZE", 912, 1999, 100, "", "", ""]
  - ["Azerbaijan", "AZE", 912, 2000, 97.63, "", "", ""]
  - ["Azerbaijan", "AZE", 912, 2001, 97.65, 1.89, "", ""]
  - ["Azerbaijan", "AZE", 912, 2002, 98.01, 1.93, "", ""]
  - ["Azerbaijan", "AZE", 912, 2003, 75.17, 19.77, "", ""]
  - ["Azerbaijan", "AZE", 912, 2004, 79.51, 16.23, "", ""]
  - ["Azerbaijan", "AZE", 912, 2005, 83.89, 13.01, "", ""]
  - ["Azerbaijan", "AZE", 912, 2006, 94.21, 3.45, "", ""]
  - ["Azerbaijan", "AZE", 912, 2007, 60.71, 30.18, "", 8.71]
  - ["Azerbaijan", "AZE", 912, 2008, 64.08, 29.18, "", 6.69]

### Key notes for users
- Numeric fields for reserve shares are reported in "percentage points" as defined in the "var_description" worksheet.
- Empty cells in the sample are represented as "" in the dataset sample (indicative of missing values for that currency share in that year).
- Dataset contains country identifiers including "iso_code" (ISO alpha-3) and "ifs_code" (IMF IFS code) to enable mapping and merging with other country-level data.

*Source: ims-data-20200826*

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_Source: https://www.imf.org/-/media/files/publications/dp/2020/english/ims-data-20200826.xlsx_