In the early days of ODI cricket, the number of overs was generally 60 overs per side, and matches were also played with 40, 45 or 55 overs per side, but now it has been uniformly fixed at 50 overs.
- Wikipedia
- What are all the over formats used in ODI history?
- When did the 50-overs format for one-day international matches comes in practice?
Answer if possible,
- How many matches were played for only 50-overs till now?
FYI, 5th ODI between Australia and England is the 3416th ODI match in Cricket history.