According to a new report from GroupM, internet ad spend hit $99 billion worldwide in 2012, accounting for 19.5% of all advertising expenditure.

Internet media investment in Canada jumped to $2.84 billion in 2012, up from $2.59 billion in 2011. GroupM forecasts that ad spend on the platform will jump to $3.05 billion in 2013.

According to the report, of the 27.96 million adults in Canada in 2012, 21.46 million, or 77% of them were internet users.

Smartphone penetration in Canada was at 31% in 2012, and is expected to climb to 38% in 2013. Tablets were being used by 15% of Canadians in 2012, a number that is expected to climb to 25% this year, according to the report.

The top Canadian websites used in Canada are from Bell Media, with an average of 13.8 million unique visitors across its sites per month and users spending an average of 34.5 minutes a month on the sites. Second most-visited was Canoe’s group of sites, with a monthly average of 10.6 million visitors who spent 27.2 minutes each on the site. Third on the list was the group of sites from Yellow Pages, with 8.97 million unique visitors spending 7.2 minutes each on the sites per month.

Google is the global website most visited by Canadians, with an average of 25.23 million unique visitors going to the site each month. Facebook is second, with an average of 22.67 million unique visitors a month; YouTube is third with 21 million; Yahoo is fourth with 17.26 million and Twitter is fifth with an average of 6.86 million unique visitors a month.