La Platosa produces the highest-grade of silver in Mexico, according to their website.

FORBES: Excellon Resources, ProDESC's La Platosa Mine Situation Turning Ugly

All three receive Morningstar's highest rating of "gold" or its second-highest "silver" grade.

WSJ: Upside: How to Find a Fund Manager Who Can Beat the Market

Dry aging is so important that it supplants USDA grades: dry aged choice beef tastes much better than the highest grade, prime, un-aged.

FORBES: Steaks Worth Bragging About Are Dry Aged

In 1998, the percent of fourth-grade students in the highest-poverty public schools who met or exceeded the NAEP Basic level in reading was about half the national rate, and progress in reading overall is only back to 1998 and 1990 levels.

UNESCO: II Part Analytic Section

It takes a double-size margin on premium gas, but the highest grade represents only 2% of its gasoline sales, versus 7% industrywide.

FORBES: Inconvenience

Noh says one study has shown that as young as the fifth grade, Asian-American girls have the highest rate of depression so severe they've contemplated suicide.

CNN: Push to achieve tied to suicide in Asian-American women

In line with the needs of advanced users for highest data integrity and confidentiality, the M5 Pro offers a unique enterprise-grade double-data protection technology.

ENGADGET: Plextor M5 Pro bulges SSD envelope with 94K IOPS and 540MB/s

The survey was carried out in the 2003 bathing season and found a UK average of 98.4% compliance - which was highest in Northern Ireland, where all beaches met the grade.

BBC: NEWS | UK | Wales | Mid | Beach fails EU water quality test