tx.cs

public class Report
{
    public Row[] Rows { get; set; }
}

public class Row
{
    public int Value { get; set; }
    public string Name { get; set; }
}

Report report = new Report()
{
    Rows = new Row[] {
        new Row() { Name = "Row0", Value = 10 },
        new Row() { Name = "Row1", Value = 100 },
        new Row() { Name = "Row2", Value = 200 },
        new Row() { Name = "Row3", Value = 300 },
        new Row() { Name = "Row4", Value = 400 },
        new Row() { Name = "Row5", Value = 500 },
        new Row() { Name = "Row6", Value = 600 },
        new Row() { Name = "Row7", Value = 700 },
    }
};

reports = new List<Report>() { report };