Small-scale population data of the city of Krefeld by statistical districts 2009

The CSV dataset provides the population data for the statistical reference year 2009 and as at 31.12.2009. On the basis of population register evaluations as well as evaluations of population movement data of the city of Krefeld, demographically and by statistical districts small-scale differentiated statistical data are provided here, with which a large number of further own calculations and evaluations are created and thus make demographic processes and developments visible in the city of Krefeld - e.g. on the demographic structure of population and private households; Age distribution in the population of Krefeld; Development of births, deaths, arrivals and departures – up to the average age of the population with or without a migrant background or the average age of mothers at birth. The evaluations are based on the reporting year and are updated annually. A record description with explanation of the features provided in encoded form can be found in the separate CSV file.本CSV数据集提供了以2009年为统计基准年、截至2009年12月31日的人口数据。本数据集基于克雷菲尔德（Krefeld）市的人口登记评估结果与人口流动数据评估结果，提供了按人口统计学维度与统计分区细分的小规模分级统计数据。依托此类数据可开展大量后续自主计算与评估工作，进而清晰呈现克雷菲尔德市的人口统计学过程与发展态势——具体包括人口与私人住户的人口结构、该市人口的年龄分布、出生、死亡、迁入与迁出情况，乃至有无移民背景人口的平均年龄，或是新生儿母亲的平均年龄等。本评估以报告年度为基准，每年更新一次。另有一份单独的CSV文件，其中包含数据集说明以及对以编码形式呈现的各字段的解释。