求翻译：2011年，1-11月购置土地面积同比增加3%，同比减少30个百分点；土地购置面积逐月回落，购置土地面积增幅由1-2月的57.1%逐月下降至1-11月的3%，下半年各月土地购置面积同比均为负增长。是什么意思？

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In 2011, 1-11, acquisition of land compared to the same area, an increase of 3 per cent lower than that of the same 30 100 points; acquisition of land area, purchase of land by an increase in size 1 - 2 months, 57.1 % of the monthly drop to 1-11, 3% in the second half of the acquisition of land area

In 2011, 1- in November purchases the land area same ratio to increase 3%, the same ratio reduces 30 percentage points; The land purchase area month by month recedes, the purchase land area increased range 57.1% month by month drops by 1- February to 1- November 3%, second half year each month of la

In 2011, acquisition of land rose 3%, up by 30%; land acquisition area down month by month, purchase land area per cent in January-February monthly increase dropped to per cent in January-November, each month purchased land area compared to a negative growth in the second half.

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