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The first thing to say is that the data has never been complete - issues with Javascript, Google sign-in and the previous cookie 'opt-out' model (think of all those "not set" countries and cities and "not provided" keywords)
So how do we communicate these changes:
- Explain why Explain that the data is not complete
- Round and bucket results. Forget decimal places, round things to the nearest 10 / 100/ 1,000 as appropriate to emphasise that these figures are not precise.
- Offer trends instead
- Use terms that communicate uncertainty - 'based on the data available', or 'approximately', to show that the figures aren't exact.
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