This brought their median levels of growth up from a negative level to an average of 1.1 percent a year during 1987-91.
A median level for the country's 50 largest banks is 65 per cent.
The study also found that "neither the mean nor the median level of fee awards has increased over time."
In general, though, the median level is slowly declining.
For those between 15 and 24 years of age, the median level of school attendance is 5 years.
In 1900, the bottom of the lake was three meters (10 ft) lower than the median level of the city center.
Half the houses sell below the median level, and half above.
Base salaries are at the median level while total compensation, including bonuses, is in the lower quartile.
"The highest median level was found in Windham County."
Coast-wide recruitment is considered to be at median historic levels.