new Chart(monthlyCtx, {
                  type: "line",
                  data: {
                    labels: monthlyLabels,
                    label: "",
                    datasets: [
                      {
                        data: monthly,
                        borderWidth: 2,
                        borderColor: "#ff5200",
                        fill: true,
                        pointRadius: 0
                      }
                    ]
                  },
                  options: {
                    tooltips: {
                      enabled: false
                    },
                    responsive: true,
                    scales: {
                      xAxes: [
                        {
                          display: true,
                          type: "time",
                          time: {
                            parser: "YYYY-MM-DD HH:mm:ss",
                            unit: "month",
                            displayFormats: {
                              day: "DD.MM",
                              month: "MM.YYYY"
                            }
                          },
                          distribution: "linear",
                          scaleLabel: {
                            display: true,
                            labelString: "miesiąc",
                            fontStyle: "bold"
                          },
                          ticks: {
                            maxRotation: 90,
                            minRotation: 45
                          }
                        }
                      ],
                      yAxes: [
                        {
                          ticks: ifDataIsAvailableShowChart(monthly, 2)
                        }
                      ]
                    },
                    legend: {
                      display: false
                    }
                  }
                });