Sharepoint Workflow status constants

• Status: Value
• Not Started: 0
• Failed on Start: 1
• In Progress: 2
• Error Occurred: 3
• Canceled: 4
• Completed: 5
• Failed on Start(Retrying): 6
• Error Occurred (Retrying): 7
• Canceled: 15
• Approved: 16
• Rejected: 17