Google's share of total advertiser spend fell to 82.8%, a 2.9% decrease year over year, whereas Bing's share grew both year over year and quarter over quarter. Trends by Device Total paid search spend ...

Paid search spend on Bing grew at a far faster rate than ... which remain at a discounted rate. Trends by Device Mobile search, including tablets and smartphones, accounted for 28% of all paid search ...