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Elicited certainty (y‐axis) of the number of pest‐free Acer campestre plants in pots up to 15 years old (x‐axis; log‐scaled) out of 10,000 plants designated for export to the EU from the UK for all evaluated pests visualised as descending distribution function. Horizontal lines indicate the percentiles (starting from the bottom 5%, 25%, 50%, 75%, 95%)
