An intense, brightly lit icon shows the ideal light level for greatest power output.

"That doesn't mean they are ideal levels," he said.

A moisture content of 30 to 40 percent is its ideal level in wood to promote fruit body formation.

Inventories of new domestic cars remain near ideal levels, he added.

The ideal level of ownership appears to vary by company, they said.

Libraries need an additional $1 million to purchase 650 more computers and bring operations up to an ideal level.

There was no conscious effort to bring prices to an "ideal" level.

It is more difficult, therefore, to keep the administrative costs of smaller programmes at the ideal level.

Across cultures people may have differing opinions on the "ideal" level of subjective well-being.

Reduction in weight to a more ideal level and increased exercise may also reduce the likelihood of recurrences.