function w119LabelHandler(value) {
    return parseFloat(value).toLocaleString('es-ES', { style: 'currency', currency: 'EUR' });
}

function w119TipHandler(value) {
   let id = $(event.target).parents('.Kool__Root').attr('id');
   return '<div class="chart-datatip"><span class="datatip-item"><span class="datatip-label">' + value[1] + ': </span><span class="datatip-value">'+parseFloat(value[0]).toLocaleString('es-ES', { style: 'currency', currency: 'EUR' }) + '</span></span></div>';
}