No data exists on the completion of any college career.

At the time, however, no experimental data existed to support such a hypothesis.

However, even then, little comparative data exist for these potential treatments.

And second, as Flegal points out, little data exist to support any of this.

Of course, the fact that this data exists somewhere is nothing new.

The data he was looking for on social insects did not exist.

Such data may still exist in unexpected places on your world.

In 1992 (the last year for which data exist), sales had risen to 15,062 cases.

And until the drugs are given to humans, he said, the crucial data simply do not exist.

The technology and data for this did not exist during the original 7.5-minute mapping program.