Consult the 2005 historical data (pdf version):

	Month	Trading in own shares
	December	Week from 27/12/2005 to 30/12/2005  Week from 19/12/2005 to 23/12/2005  Week from 12/12/2005 to 16/12/2005  Week from 05/12/2005 to 09/12/2005
	November	Week from 07/11/2005 to 11/11/2005
	October	Week from 17/10/2005 to 21/10/2005  Week from 10/10/2005 to 14/10/2005  Week from 03/10/2005 to 07/10/2005
	September	Week from 26/09/2005 to 30/09/2005  Week from 19/09/2005 to 23/09/2005  Week from 12/09/2005 to 16/09/2005  Week from 05/09/2005 to 09/09/2005  Week from 29/08/2005 to 02/09/2005
	August	Week from 22/08/2005 to 26/08/2005  Week from 15/08/2005 to 19/08/2005  Week from 08/08/2005 to 12/08/2005  Week from 01/08/2005 to 05/08/2005
	July	Week from 18/07/2005 to 22/07/2005  Week from 11/07/2005 to 15/07/2005  Week from 04/07/2005 to 08/07/2005  Week from 27/06/2005 to 01/07/2005
	June	Week from 20/06/2005 to 24/06/2005   Week from 13/06/2005 to 17/06/2005   Week from 06/06/2005 to 10/06/2005    Week from 30/05/2005 to 03/06/2005
	May	Week from 23/05/2005 to 27/05/2005   Week from 16/05/2005 to 20/05/2005   Week from 09/05/2005 to 13/05/2005   Week from 02/05/2005 to 06/05/2005
	April	Week from 18/04/2005 to 22/04/2005    Week from 11/04/2005 to 15/04/2005    Week from 04/04/2005 to 08/04/2005    Week from 28/03/2005 to 01/04/2005
	March	Week from 21/03/2005 to 25/03/2005    Week from 14/03/2005 to 18/03/2005    Week from 07/03/2005 to 11/03/2005    Week from 28/02/2005 to 04/03/2005
	February	Week from 21/02/2005 to 25/02/2005
	January	Week from 03/01/2005 to 07/01/2005