7.2 Malcolm's gross annual salary is £57,500. He also receives an annual bonus based on his employer's profits for the calendar year. His bonus for the year to 31 December 2015 was £8,350 (which he received on 9 April 2016). His bonus for the year to 31 December 2016 was £9,570 (which he received on 18 April 2017). Malcolm is not a company director. Calculate his employment income for 2016-17.