data.js

function fixData(src) {
	backup = {}
	dest = []
	src.forEach(function (d) {
	    var pos = d.EmployeePosition
	    var posLower = pos.toLowerCase()
	    if (!backup.hasOwnProperty(posLower)) {
		var beautyPos = pos.split(" ").map(function (e) {
		    if (e.length == 0) return ""
		    return e[0].toUpperCase() + e.slice(1)
		    }).join(" ")
		backup[posLower] = beautyPos
	    }

	    d.EmployeePosition = backup[posLower]

	    dest.push($.extend(true, {}, d))
	})
        return dest
}

data = [
	{ ClientName: "Pepsi", "EmployeeName": "Lorem", "EmployeePosition": "Director", TotalBillableAmount: 20000 },
	{ ClientName: "Pepsi", "EmployeeName": "Ipsum", "EmployeePosition": "mAnager", TotalBillableAmount: 30000 },
	{ ClientName: "Pepsi", "EmployeeName": "Dolor", "EmployeePosition": "Marketing", TotalBillableAmount: 25000 },
	{ ClientName: "Pepsi", "EmployeeName": "Sit", "EmployeePosition": "iT Engineer", TotalBillableAmount: 21000 },
	{ ClientName: "Pepsi", "EmployeeName": "Amet", "EmployeePosition": "IT Support", TotalBillableAmount: 17000 },
	{ ClientName: "Pepsi", "EmployeeName": "Oli", "EmployeePosition": "sys Admin", TotalBillableAmount: 20000 },
	{ ClientName: "Coca Cola", "EmployeeName": "Lorem", "EmployeePosition": "Director", TotalBillableAmount: 18000 },
	{ ClientName: "Coca Cola", "EmployeeName": "Dolor", "EmployeePosition": "Marketing", TotalBillableAmount: 23000 },
	{ ClientName: "Coca Cola", "EmployeeName": "Sit", "EmployeePosition": "iT Engineer", TotalBillableAmount: 19000 },
	{ ClientName: "Coca Cola", "EmployeeName": "Oli", "EmployeePosition": "Sys Admin", TotalBillableAmount: 18700 }
]

data = fixData(data)