()
                  ]
                }
              ]
            },
            // John Marshall
            {
              name: 'John Marshall',
              data: [
                {
                  x: 'Secretary of State',
                  y: [
                    new Date(1800, 5, 13).getTime(),
                    new Date(1801, 2, 4).getTime()
                  ]
                }
              ]
            },
            // Levi Lincoln
            {
              name: 'Levi Lincoln',
   