Timestamps

 /* data stolen from http://howmanyleft.co.uk/vehicle/jaguar_'e'_type */ var timestamp_data = [ {"period": 1349046000000, "licensed": 3407, "sorned": 660}, {"period": 1313103600000, "licensed": 3351, "sorned": 629}, {"period": 1299110400000, "licensed": 3269, "sorned": 618}, {"period": 1281222000000, "licensed": 3246, "sorned": 661}, {"period": 1273446000000, "licensed": 3257, "sorned": 667}, {"period": 1268524800000, "licensed": 3248, "sorned": 627}, {"period": 1263081600000, "licensed": 3171, "sorned": 660}, {"period": 1260403200000, "licensed": 3171, "sorned": 676}, {"period": 1254870000000, "licensed": 3201, "sorned": 656}, {"period": 1253833200000, "licensed": 3215, "sorned": 622} ]; Morris.Line({ element: 'graph', data: timestamp_data, xkey: 'period', ykeys: ['licensed', 'sorned'], labels: ['Licensed', 'SORN'], dateFormat: function (x) { return new Date(x).toDateString(); } });