**Some 113 million barrels of crude in tankers, highest since mid-Nov **Port congestion continues to push Asian volumes higher

**4,006 ships currently fitted with scrubbers: BIMCO **Singapore Hi-5 spread mostly above $100/mt to date in 2021

**Decarbonization to reinforce bunkering hubs **Alternative fuels bunkering planned in key hubs **Fuel quality, supply chain resilience key for buyers

**Demand falls short of supply **Export quotas fail to stem growth

Thailand's April spot residual fuel exports are expected to touch 130,000 mt, up from the typical average of 60,000-70,000 mt/month, sources said.

**Regulatory frameworks still developing **Energy efficiency targets start to emerge