', pointFormat: '{point.y} руб.' }, series: [{ name: 'Курс покупки', data: [ 87.70, 86.30, 87.00, 86.40, 86.40, 86.10, 86.10, ] }, { name: 'Курс продажи', data: [ 91.20, 90.80, 91.50, 90.90, 90.90, 90.60, 90.60, ] }] })