                   new Date(1805, 2, 4).getTime(),
                    new Date(1812, 3, 20).getTime()
                  ]
                }
              ]
            },
            // John Jay
            {
              name: 'John Jay',
              data: [
                {
                  x: 'Secretary of State',
                  y: [
                    new Date(1789, 8, 25).getTime(),
                    new Date(1790, 2, 22).getTime()
                  ]
                }
              ]
     