highchart wrong case

gistfile1.txt

{
	"chart": {
		"type": "line",
		"animation": true,
		"reflow": false
	},
	"colors": [
		"#A186BE"
	],
	"title": {
		"text": null
	},
	"credits": {
		"enabled": false
	},
	"xAxis": {
		"type": "linear"
	},
	"yAxis": {
		"title": {
			"text": null
		},
		"min": 0
	},
	"series": [
		{
			"name": "n",
			"data": [
				{
					"x": 14527889,
					"y": 1
				},
				{
					"x": 14527888,
					"y": 2
				},
				{
					"x": 14527887,
					"y": 3
				},
				{
					"x": 14527886,
					"y": 4
				},
				{
					"x": 14527885,
					"y": 5
				},
				{
					"x": 14527884,
					"y": 6
				},
				{
					"x": 14527883,
					"y": 7
				},
				{
					"x": 14527882,
					"y": 8
				},
				{
					"x": 14527881,
					"y": 9
				},
				{
					"x": 14527880,
					"y": 10
				}
			]
		}
	],
	"plotOptions": {
		"line": {
			"animation": false
		},
		"series": {
			"marker": {
				"radius": 2.5
			}
		}
	}
}