{"cols":[{"label":"Year","type":"string"},{"label":"Book value per share","type":"number"}],"rows":[{"c":[{"v":"2011","f":null},{"v":75.43935102122838,"f":"75.44"}]},{"c":[{"v":"2012","f":null},{"v":79.97521271266234,"f":"79.98"}]},{"c":[{"v":"2013","f":null},{"v":84.60574181594176,"f":"84.61"}]},{"c":[{"v":"2014","f":null},{"v":68.83065702018777,"f":"68.83"}]},{"c":[{"v":"2015","f":null},{"v":6.783016207147542,"f":"6.78"}]}]}