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Date of Survey |
Successful Sample | Response Rate | Standard Error |
28/2-1/3/2013 |
520 | 66.0% | 2.2% |
27/2/2013 |
1024 | 67.3% | 3% |
2-3/2/2012 |
504 | 63.7% | 2.2% |
1/2/2012 |
1015 | 71.1% | 1.6% |
24-25/2/2011 |
515 | 72.6% | 2.2% |
23/2/2011 |
1031 | 72.8% | 1.6% |
25-27/2/2010 |
517 | 67.1% | 2.2% |
24/2/2010 |
1008 | 65.9% | 1.6% |
26/2/2009 |
525 | 66.5% | 2.2% |
25/2/2009 |
1015 | 67.7% | 1.6% |
28/2/2008 |
525 | 70.1% | 2.2% |
27/2/2008 |
1077 | 75.5% | 1.5% |
28/2/2007 |
1018 | 65.2% | 1.6% |
22/2/2006 |
1026 | 68.3% | 1.6% | 16/3/2005 |
1041 | 65.2% | 1.5% | 10/3/2004 |
1023 | 64.7% | 1.6% | 5/3/2003 |
1047 | 71.4% | 1.5% | 6/3/2002 |
1041 | 59.9% | 1.5% | 7-8/3/2001 |
502 | 67.1% | 2.2% | 8/3/2000 |
856 | 56.4% | 1.7% | 3/3/1999 |
1190 | 62.1% | 1.4% | 18/2/1998 |
804 | 54.7% | 1.8% |
