Travel & leisure registered a particularly high unsubscribe rate, which rose to 6.77% in the bottom quartile. Computer software was again a top performer, though nonprofits recorded the lowest average.
The average CTR across the regions was 5.2%, though Canada achieved just 3.8% compared with 5.4% in the US and 5.1% in EMEA.
Users tend to open emails more than once, possibly scanning emails via mobile device before later viewing relevant ones via desktop.
Consumers were more receptive to email messages issued by the computer software industry, with the top performers in that industry achieving open rates of 55.0%.
Average email open rates continued their downward path during 2011 and Q1 2012, though click-through rates increased slightly during the same period.
Women are significantly more likely than men to discuss brands on social media sites.
The number of social conversations about TV on several leading social sites rose from just over 10 million in June 2011 to over 81 million by June 2012.
Half of all adult cell owners (52%) have used their phones recently for engagement, diversion, or interaction with other people while watching TV.
While 26% of ad agencies said measuring views was the most important measurement of a video ad campaign, 23% named brand lift and 22% said sales impact.