Legal completions at Persimmon in 2016 reached 15,171, 599 more than 2015 according to a trading update issued on January 5. Revenue for 2016 reached £3.14 billion, 8% higher than the prior year (2015: £2.90 billion) and the group's average selling price increased by 4% to around £206,700 (2015: £199,127). The firm said that sales reservations through the autumn season …