The Federal Home Loan Bank system earned $1.015 billion in the first quarter of 2015, according to figures compiled by the system’s Office of Finance, an 82.6 percent increase when compared to the same quarter in 2014. The sharp increase was primarily the result of higher gains on litigation settlements, according to the Office of Finance. Litigation settlements accounted for $480 million in gains for the three months ending on March 31. The OF said the bulk of it was “driven by the FHLBank of San Francisco’s $450 million settlement of certain claims arising from investments in private-label mortgage-backed securities.” Total FHLBank assets for the first three months of the year were down at $879.9 billion, a 3.7 percent decrease from...