({
                        label: mode,
                        data: months.map(month => {
                            const item = breakdownTransportData.filter(d => d.monthName === month).map(d => d.transportStats);
                            if (item.length === 0) {
                                return 0;
                            } else {
                                let byTransportMode = item[0].find(i => i.transportMode === mode);
                                return byTransportMode ? conve