SaaS revenue numbers will jump up from US$13.1 billion in 2009 to $40.5 billion by 2014, IDC says. Revenues for traditional on-premises applications will drop roughly $7 billion this year, report says. Americas accounted for about 74 percent of the overall SAAS market in 2009, but by 2014 their share will drop to 54 percent, report adds. By 2012, some two-thirds of new offerings from established vendors will be sold as software as a service delivery model.”]
Source: https://www.csoonline.com/article/2125668/idc–saas-momentum-skyrocketing.html