Use throughout polling period	Sample size	Sample (%)	Average number of waves responding
Always PC	2,027	68.2	6.05
Always tablet	152	5.1	5.58
Always phone	214	7.2	5.75
Mixed PC – tablet	214	7.2	5.88
Mixed PC – phone	316	10.6	5.88
All devices	47	1.3	6.30