How long does a counter keep information for?

1. For the whole time the site has been functioning, provided that it was advertised on Yandex.
2. Webvisor data is kept for 15 days; other information is stored indefinitely.
3. There are no restrictions on how long information is kept.
4. For last year.

Correct Answer:

• Webvisor data is kept for 15 days; other information is stored indefinitely.