International Merchandise Trade Statistics Workshop 2023 in San Salvador

Regional workshop on International Merchandise Trade Statistics (IMTS) will be held in San Salvador, El Salvador from October 23-25, 2023. The workshop will focus on compliance with quantity information, availability of net weight and quantity data, extreme values, data processing in COMTRADE and Copra+, and quantity unit codes. Insights from the 2022 annual data processed so far indicate differences in reporting quantity information among countries, with Belize being the only Central American country reporting quantity data. The session will also cover extreme quantity and net weight estimation, highlighting records and estimations in various countries.

• Trade Statistics
• International Workshop
• IMTS
• Data Processing
• Quantity Information

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1. Compliance on Quantity Information Regional Workshop on International Merchandise Trade Statistics (IMTS) 23-25 October 2023 San Salvador, El Salvador

2. CONTENTS - Availability of net weight and quantity data - Extreme values and estimation

3. COMTRADE AND ANNUAL DATA PROCESSING IN COPRA+ Total number of records in COMTRADE is tens of bn, tens of thousands datasets, over 200 countries or areas, spanning from1962 to present Copra+: the data processing system of UNSD trade statistics. Data processed and released Jan-September ~ 4,600 datasets

4. AVAILABILITY OF NET WEIGHT AND QUANTITY Information based on 2022 annual data processed so far 139 country datasets reported. All countries reported net weight Twenty-nine (21%) didn t report quantity Only Belize reported quantity information in Central American region

5. QTY UNIT CODES Code Abbreviation m 1000 kWh m u 2u l kg 1000u U (jeu/pack) 12u m carat Description Area in square meters Electrical energy in thousands of kilowatt-hours Length in meters Number of items Number of pairs Volume in liters Weight in kilograms Thousand of items Number of packages Dozen of items Volume in cubic meters Weight in carats 2 3 4 5 6 7 8 9 10 11 12 13

6. EXTREME QUANTITY AND NET WEIGHT, AND ESTIMATION Net Weight Net Weight UV Extreme UV Extreme pct pct Net Weight Net Weight Estimated Estimated pct pct Qty Qty Net Weight Net Weight UV Extreme UV Extreme Qty UV Qty UV Extreme Extreme Net Weight Net Weight Estimated Estimated Qty UV Qty UV Extreme pct Extreme pct Estimated Estimated pct pct Country Country Total # of Records Total # of Records Qty Estimated Qty Estimated Belize Costa Rica El Salvador Guatemala Nicaragua Panama World 188,194 422,445 293,490 485,109 206,164 246,317 92 475 333 555 135 23 - - - - - 6,353 1,056 333 659 135 8,200 133,947 86,510 141,971 63,721 82,314 24,101,737 0.0% 0.1% 0.1% 0.1% 0.1% 0.0% 0.2% 0.0% 3.4% 0.2% 0.1% 0.1% 0.1% 0.0% 13.9% 4.4% 31.7% 29.5% 29.3% 30.9% 33.4% 17.2% - - - - - 6 6 139,865,288 321,233 290,404 19,442,070 0.2%

7. DEALING WITH OUTLIERS Errors or phenomenon? Outliers may be associated with wrong unit of measurement or wrong number input Estimate? Follow-up with countries

8. THANK YOU! QUESTIONS AND COMMENTS