Tanker share of total transit calls falls to 23%
Tanker share of total transit calls is about 33 percentage points below its trailing-year average of 56%. This is about 59% below the trailing-year average.
Supporting data
Current 23%·vs trailing-year norm -33pp·week over week -31pp·data through Mar 8, 2026
About the data
- Source
- IMF PortWatch
- Publisher
- International Monetary Fund
- Method
- AIS-derived vessel transit data
- Data through
- Mar 8, 2026
Weekly average of daily transit calls
Source data may be revised by the IMF.
About this data
PortWatch is an IMF platform that uses AIS vessel-tracking data to estimate maritime activity at ports and major chokepoints. It is strong institutional data, but derived from vessel movements rather than a customs record.