"We have not had any significant number of complaints about them."

But even the relatively small number of complaints is too many, he said.

In a small number of complaints we have seen, this has not happened.

The number of complaints found on the Web appears to be quite low.

Finally, the 311 system has led to an increase in the number of complaints.

By 21 September, the number of complaints rose to eight.

Between 1996 and 1997, the number of complaints rose by 40 %.

The number of complaints is up by 200 on the previous year.

Over the years, he said, a tiny number of complaints have been about children left alone.

The number of complaints was up from 897 the year before.