It’s important to know that the data you see in AdWords may not be an accurate reflection of current performance. Performance data is not available instantly in AdWords and some metrics only update once per day!
So when gauging your account’s performance keep in mind that the most recent stats may not be showing up yet – to give you an idea which metrics only take a handful of hours to filter through and which can take 18 hours + here is a snazzy infographic :
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