Table 1.

The distribution of responses by indicator and EB wave.

Source: Own calculations based on EB67 and 83

Wave	2007			2015
Indicator	Unemployment	Inflation	Growth	Unemployment	Inflation	Growth
Number of respondents who give an estimate	15,370	13,845	6,602	21,837	18,729	18,573
Number of respondents who answer ‘Don’t know’	13,345	14,870	9,139	5,921	9,029	9,185
Proportion of ‘Don’t knows’	46.47%	51.78%	58.06%	21.33%	32.53%	33.09%
Proportion of respondents within ± 2 percentage points of actual figure (as % of total asked)	19.42%	23.72%	22.37%	23.09%	20.03%	31.77%
Proportion of respondents within ± 1 percentage point of actual figure (as % of total asked)	10.75%	16.24%	11.88%	12.83%	12.00%	18.66%