You are given the following information about a database of historical claims data:

• 200,000 claims were reported for years 2018-2020
• 350,000 claims were reported for years 2019-2021
• 480,000 claims were reported for years 2018-2021

Determine the total number of claims reported during year 2018 + the total numbers of claims reported during year 2021.

• 400,000
• 410,000
• 420,000
• 450,000
• 480,000