', temperature: 3.9}
var data = [{month: 'Jan', Tokyo: 7.0, London: 3.9}, {month: 'Feb', Tokyo...: 6.9, London: 4.2}, {
month: 'Mar', Tokyo: 9.5, London: 5.7}, {month: 'Apr', Tokyo: 14.5..., London: 8.5}, {month: 'May',
Tokyo: 18.4, London: 11.9}, {month: 'Jun', Tokyo: 21.5, London...: 15.2}, {month: 'Jul', Tokyo: 25.2,
London: 17.0}, {month: 'Aug', Tokyo: 26.5, London: 16.6...}, {month: 'Sep', Tokyo: 23.3, London: 14.2
}, {month: 'Oct', Tokyo: 18.3, London: 10.3},