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Data card

Indus/South Asian Trade Volume Data 1000-1500 CE

Trade volume estimates for Indus/South Asian civilization during medieval period (1000-1500 CE), showing moderate-high trade-to-GDP ratios and Indian Ocean trade integration.

Data Summary

  • Trade volume (1000 CE): ~$6.7-10.1 billion (estimated, 20-30% of GDP)
  • Trade volume (1200 CE): ~$7.8-11.7 billion (estimated, 20-30% of GDP)
  • Trade volume (1500 CE): ~$12.1-18.2 billion (estimated, 20-30% of GDP)
  • Trade-to-GDP ratio (1000 CE): ~20-30% (moderate-high, Indian Ocean trade integration)
  • Trade-to-GDP ratio (1200 CE): ~20-30% (moderate-high, Indian Ocean trade integration)
  • Trade-to-GDP ratio (1500 CE): ~20-30% (moderate-high, Indian Ocean trade integration)
  • Port activity (1200 CE): High (Indian Ocean trade, major ports in Gujarat, Bengal, Coromandel)
  • Trend: Increasing trade volume (moderate growth, trade network expansion, peak in 1500 CE)
  • Confidence: Medium (some historical records, archaeological evidence, GDP-based estimates)
  • Source: Historical trade records (where available), archaeological evidence, GDP-based estimates
  • Period: 1000-1500 CE (Regional kingdoms, Delhi Sultanate)

Time Series Data

Year Trade Volume (billions, 1990 $) Trade-to-GDP Ratio (%) GDP (billions, 1990 $) Source Notes
1000 6.7-10.1 20-30% 33.7 Estimated Regional kingdoms, trade expansion
1100 7.2-10.9 20-30% 36.2 Estimated Regional kingdoms, continued growth
1200 7.8-11.7 20-30% 39.1 Estimated Delhi Sultanate, trade integration
1300 8.5-12.8 20-30% 42.5 Estimated Delhi Sultanate expansion
1400 10.0-15.0 20-30% 50.0 Estimated Regional variation, continued growth
1500 12.1-18.2 20-30% 60.5 Estimated Regional kingdoms, Delhi Sultanate, peak trade

Maritime Trade Routes

  • Indian Ocean trade: Primary maritime route (ports in Gujarat, Bengal, Coromandel, Malabar)
  • Trade goods: Textiles, spices, metals, luxury goods, horses, slaves
  • Port activity: High (major ports: Cambay, Calicut, Quilon, ports in Bengal, Coromandel)
  • Maritime integration: Integration with Islamic, Southeast Asian/Maritime, East African civilizations

Overland Trade Routes

  • Regional trade: Intra-South Asian trade networks (Indus-Ganges basins, Deccan)
  • Trade hubs: Delhi, Vijayanagara, various regional centers
  • Trade goods: Textiles, metals, luxury goods, agricultural products
  • Caravan activity: Moderate (regional trade networks, limited overland routes)

Trade Integration

  • Indian Ocean trade: Integration with Islamic, Southeast Asian/Maritime, East African civilizations
  • Regional trade: Intra-South Asian trade networks (Indus-Ganges basins, Deccan)
  • Trade coordination: Trade hub coordination, regional trade networks, port coordination

Comparative Context

  • Regional average (South Asia, 1000 CE): ~18-28% trade-to-GDP
  • Global average (1000 CE): ~10-15% trade-to-GDP (estimated)
  • Ranking: 4th-5th highest trade-to-GDP ratio globally (1000-1500 CE, 20-30%, after Southeast Asian/Maritime, West African/Sahelian, Islamic)
  • Comparison to other civilizations (1000 CE):
    • Southeast Asian/Maritime: ~0.6-0.8x trade-to-GDP (Southeast Asian ~35-50% trade-to-GDP)
    • West African/Sahelian: ~0.7-1.0x trade-to-GDP (West African ~30-40% trade-to-GDP)
    • Islamic: ~0.7-1.0x trade-to-GDP (Islamic ~25-35% trade-to-GDP)
    • Sinitic: ~1.2-1.5x trade-to-GDP (Sinitic ~15-25% trade-to-GDP)

Key Events

  • 320 CE: Gupta Empire → Gupta Empire (320 CE) - Golden Age, Hindu-Buddhist synthesis (pre-period foundation, trade foundation)

  • 1000-1200 CE: Regional kingdoms period - Moderate-high trade volume (20-30% of GDP), trade network expansion

  • 1200-1500 CE: Delhi Sultanate period - Continued trade volume (20-30% of GDP), continued growth, peak trade

  • Event-data integration: Trade volume trends (20-30% of GDP) reflect regional kingdoms (1000-1200 CE) and Delhi Sultanate (1200-1500 CE), with Indian Ocean trade integration enabling trade capacity

  • Trend analysis:

    • Regional kingdoms (1000-1200): Moderate-high trade volume (20-30% of GDP), trade network expansion
    • Delhi Sultanate (1200-1500): Continued trade volume (20-30% of GDP), continued growth, peak trade
  • Regional variation: Core regions (Ganges basin, ports in Gujarat, Bengal, Coromandel) higher trade volume than periphery (Deccan, remote regions)

  • Trade network coordination: Trade hubs coordinate trade networks (regional trade networks, port coordination)

  • Data needs: More detailed trade volume data, port activity data, trade route density data, trade goods data

Trade Volume† (billions_1990_intl_dollars, 1000-1500)

  • Some values are estimates (interpolated or inferred); each carries a method and confidence in the table (hover the ~).
Data table (6 points)
YearValueSource
1000~8.4Estimated
1100~9.05Estimated
1200~9.75Estimated
1300~10.65Estimated
1400~12.5Estimated
1500~15.149999999999999Estimated

Trade-to-GDP Ratio† (percent, 1000-1500)

  • Some values are estimates (interpolated or inferred); each carries a method and confidence in the table (hover the ~).
Data table (6 points)
YearValueSource
1000~20Estimated
1100~20Estimated
1200~20Estimated
1300~20Estimated
1400~20Estimated
1500~20Estimated
About this entry

A draft entry preserved from civilization.study. Evidence grade: medium. 1 of 1 listed sources are fully documented; the rest are names only. † marks figures that are scholarly estimates. Method and sources

Methodology Notes

  • Estimation method:
    • GDP-based estimates: Using trade-to-GDP ratios (20-30% for Indian Ocean trade integration)
    • Historical trade records: Some records for Indian Ocean trade, regional trade
    • Archaeological evidence: Trade goods (textiles, spices, metals), port facilities, trade hubs
    • Comparative estimates: Using trade-to-GDP ratios from similar trade-integrated economies
  • Data quality: Medium (some historical records, archaeological evidence, GDP-based estimates)
  • Uncertainty range: ±25-30% (trade volume estimates variable, trade-to-GDP ratios estimated)
  • Limitations:
    • Trade volume estimates variable (limited direct records, archaeological proxies)
    • Trade-to-GDP ratios estimated (based on Indian Ocean trade integration model)
    • Regional variation within Indus/South Asian civilization not fully captured (Indus, Ganges, Deccan)
    • Port activity estimates based on limited data
  • Cross-validation:
    • Archaeological evidence (trade goods, port facilities, trade hubs)
    • Historical records (where available: trade records, port records)
    • GDP estimates (trade-to-GDP ratio consistency)

Integration with Corpus

Notes

  • Indian Ocean trade: Moderate-high trade-to-GDP ratios (20-30%) reflect Indian Ocean trade integration (maritime routes, major ports)
  • Trade goods: Textiles, spices, metals, luxury goods, horses, slaves
  • Trade hubs: Major trade hubs (Delhi, Vijayanagara, ports in Gujarat, Bengal, Coromandel) enable trade network coordination
  • Regional trade: Intra-South Asian trade networks (Indus-Ganges basins, Deccan) enable regional coordination
  • Syncretic zones: Moderate-high trade volume enables syncretic zone formation (Indic/Islamic syncretism)

Art: Patterns of Civilization chronicle art, made with AI: illustrations, not historical evidence. Entries are drafts preserved from civilization.study. Method and sources.