ng-repeat="(key, value) in Array"
Working Demo on Stackblitz
for (var key in assets.total)
<table class="table table-striped">
<thead>
<tr>
<th ng-repeat="(key, value) in data"> {{key}} </th>
</tr>
<tr>
<td ng-repeat="(key, value) in data"> {{ value| number: 2 }} </td>
</tr>
</tbody>
</table>
$scope.data = {
"20": 734.5339864003384,
"23": 279.20378246766563,
"25": 936.9526667106079,
"26": 584.5060233468447,
"27": 279.20378246766563,
"28": 2055.970661511549,
"29": 1405.0981690224412,
"30": 549.4917661928141,
"31": 2329.1464674575695,
"32": 147.8822594632703,
"33": 698.0104349592335
}