However, the format proved unwieldy, and Szrama was gone by year's end.

The format proved to be successful, and one stage the show had 2.5 million viewers.

The format, though embarrassing to many of his prey, proved highly popular.

The format saw use in other devices as well but proved to be a commercial failure.

That format also proved unsuccessful and the station was forced to sign off due to financial difficulties around 1988.

Both formats proved unpopular and are difficult to find today.

The machine-readable format proved to be so popular that it has been provided in one form or another ever since.

The format proved popular and was widely copied by administrators across Virginia.

This new format proved to be a success.

This format proved successful for a number of years.