* 28% on [[Knarr]]
* 15% on [[Caravel]]
At 65 [[Ship_building|Ship Building]], with keel sections improved to 42[[QL]], you will have:
* 92% on [[Rowing boat|Small Rowing Boat]]
* 81% on [[Small Sailing Boat]]
* 68% on [[Corbita]]
* 54% on [[Cog]]
* 39% on [[Knarr]]
* 24% on [[Caravel]]
At 65 [[Ship_building|Ship Building]], with keel sections improved to 60[[QL]], you will have:
* 96% on [[Rowing boat|Small Rowing Boat]]
* 90% on [[Small Sailing Boat]]
* 81% on [[Corbita]]
* 68% on [[Cog]]
* 53% on [[Knarr]]
* 37% on [[Caravel]]
== Used for ==