The research firm forecasts business analytics growth at a compound rate of 9.8 percent per year, hitting $35.1 billion this year and reaching $50.7 billion by 2016. For 2011, business analytics underwent a 14.1 percent increase in revenues compared with the previous year. As part of that overall business analytics segment, the data warehousing platform software portion represented the fastest growth, at 15.2 percent in 2011 compared with 2010…