r&quot;</span>, <span class="string">&quot;Apr&quot;</span>, <span class="string">&quot;May&quot;</span>, <span class="string">&quot;Jun&quot;</span> },
        Datasets = <span class="keyword">new</span>() { <span class="keyword">new</span> LineChartDataset&lt;<span class="keyword">double</span>&gt;()
        {
            Data = <span class="keyword">new</span> List&lt;<span class="keyword">double</span>&gt;() { <span class="number">70</span>, <span class="number">90</span>, <span class="number">50</span>