The i reported a circulation of 271,648 in April, down 0.78% on the previous month.
The reason for the blip is thought to relate to the Easter holiday, when reading newspapers becomes less habitual for regular readers.
The Easter period also appeared to impact the rest of the newspaper market.
The mid-market and quality titles were both down on the month. The red-tops nudged up 0.3% on the previous month.
Full April 2012 national newspaper ABC figures
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