Population density (people per km 2) map of the world in 1994 (detailed). Population density (people per km 2) map of the world in 1994. Deserts around the world.
Fact Sheet: Within-Grade Increases. Description. Each General Schedule (GS) grade has 10 steps. Within-grade increases (WGIs) or step increases are periodic increases in a GS employee's rate of basic pay from one step of the grade of his or her position to the next higher step of that grade.
1 Advance this amount to the next higher salary step in the new grade if the calculated amount falls between two steps. 2  A new step waiting period begins unless the employee is promoted to a bargaining unit grade previously held (i.e., repromoted), in which case see 422.123 a 4.