Weight: The table shows estimates for individuals weighing 100, 150, 200, and 250 pounds.
Speed (mph): Different speeds are included, ranging from a slow walk (2.0 mph) to a brisk walk (4.0 mph).
MET Value: The table lists the corresponding MET values for each speed, which is a standard way to estimate energy expenditure during physical activities.
Calories Burned: This column shows the estimated calories burned for a 45-minute walk at the specified weight and speed.