Hard question to answer. Consider it an average. It is also based on the number of people on that site. If 0 people come to the site, then it would be 0. The fewer people it is, the more frequency will be.
Hard question to answer. Consider it an average. It is also based on the number of people on that site. If 0 people come to the site, then it would be 0. The fewer people it is, the more frequency will be.