gistfile1.js

var projections = Object.keys(serverData)
        .map(function(k) {
		return serverData[k].totals.map(function(t, i) {
			var row = { y: i + 1 }
			row[serverData[k].commissionStructure] = t.total.value
			return row
		})
	})
	
var result = projections[0]
projections.forEach(function(projection) {
	projection.forEach(function(row, i) {
		Object.keys(row).forEach(function(k) {
			result[i][k] = row[k]
		})
	})
})