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Arrival Rate is how often work enters into the first checked step of your workflow as configured in the Workflow Stages control for this chart.
Throughput is how often work enters the last checked stage of your workflow as configured in the Workflow Stages control for this chart.
WIP Age is the age of your work-in-progress or how many days it has been since the work items entered the first checked step of your workflow as configured in the Workflow Stages control for this chart.
Work-in-progress is defined as work that has entered the first checked step of your workflow but has not entered the last checked step.
According to the example above:
The average age of the items in progress Today is 10.03
The average age of the items in progress 7 days ago is 9.47
The average age of the items in progress 30 days ago is 4.37
You see the calculated averages of the above data points for the following time horizons:
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