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Istat

Information system on quality of statistical production processes

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[S] - OROS Survey

since 31/03/2013
	UniEmens - Dm2013 virtuale Type of mean: Electronic
from 31/03/2010 to 31/12/2012
	UniEmens - Dm10 virtuale Type of mean: Electronic
from 31/03/1996 to 31/12/2009
	Modulo DM10 mensile Type of mean: Electronic Observed units: Enterprises, Payment of contributions