Counting the same ID

you will see my table defination below. How could I count the same events as 1. I am trying to do that count and group by I got the answers that I dont want. In the table script must count eventID 1 as 1 event eventID 2 as 1 and eventID 3 as 1. Total events of 3 . Anay suggestions please?

Best regards

mysql> select eventID, reportID from reports;
+---------+----------+
| eventID | reportID |
+---------+----------+
| 1 | 1 |
| 1 | 2 |
| 3 | 3 |
| 1 | 4 |
| 2 | 5 |
| 3 | 6 |
+---------+----------+
6 rows in set (0.13 sec)

Try

SELECT count(DISTINCT `eventID`) FROM `reports`;

L

Thank you that solved my problem