The category with the highest number of workers in 2011 comprised the 21.4 million office and administrative support occupations, which had average earnings of $2,843 per month, $34,120 per year or $16.40 per hour.n 2011, food preparation and serving related occupations were the lowest-earning category, earning an average monthly $1,785, which equaled $21,430 per year, or $10.30 per hour.
Another factor that affects a diamonds's apparent color is the color of the mounting itself. Yellow gold makes slight amounts of yellow in a diamond less obvious, while white metal mountings make the color in yellow diamonds more apparent.
When a diamond is graded darker than Z on the GIA scale it is referred to as fancy yellow, and the more color and intensity it shows, the more valuable it will be. Most diamonds have a slight hint of yellow, though brown and gray are also common modifying colors. Of all the diamond colors available, most consumers select GIA grades from D to J color. D-E-F are the colorless grades, and G-H-I-J are near colorless.