', pointFormat: '{point.y} руб.' }, series: [{ name: 'Курс покупки', data: [ 89.60, 90.00, 89.60, 89.75, 89.25, 88.90, ] }, { name: 'Курс продажи', data: [ 91.10, 91.05, 91.20, 90.74, 90.24, 89.75, ] }] })