Minecraft wiki entry for Development_versions, associated text: Action Old rate New rate Units
Swimming 0 0.01  per meter
Sprinting 0 0.1 per meter
Breaking a block 0.025 0.005 per block broken
Jumping 0.4   0.05  per jump
Attacking an enemy 0.3   0.1   per attack landed
Jumping while sprinting 1.6   0.2   per jump