% reports should support alert creation. In the UI, this should be allowed in the report selection for alerts. In addition, for such reports we should display the % where indicated as per the designs: https://app.zeplin.io/project/5b4f294ab0d5cf0c2c391d1d/screen/62067c63efd8898e78148e3c

ATs:

• Alerts can be created for % reports
• The current value is displayed as a % as per the designs above