Common farmland bird index (index, latest year = 100) reached 100 Index, latest year = 100 in 2015 in Estonia, according to . This is 3.47% less than in the previous year.
Historically, Common Farmland Bird Index (Index, latest year = 100) in Estonia reached an all time high of 164 Index, latest year = 100 in 1989 and an all time low of 90.4 Index, latest year = 100 in 2011.
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