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 ...

Overall, Bing gained a small amount of spend share from Google ... Increases from those two device types outweighed the YOY decline in smartphone CPCs, which remain at a discounted rate. Trends by ...