How to set space between elements in a row in flutter?

import 'package:flutter/material.dart';
void main() {
  runApp(MyApp());
}
class MyApp extends StatelessWidget {
  Widget build(BuildContext context) {
    return MaterialApp(
        title: 'Spacing Elements',
        home: Scaffold(
          body: Row(children: [
            Text("data1"),
            SizedBox(width: 150),
            Text("data2"),
            SizedBox(width: 50),
            Text("data3"),
          ]),
        ));
  }
}