21. However, unlike sumo wrestlers, promotion is to a large degree determined on length of service . 22. Due to the length of service , grand jurors are usually selected on a volunteer basis. 23. The amount of severance pay almost always is tied to length of service , she said. 24. Employees at the two plants will receive separation benefits based on their length of service . 25. Historically, the average length of service on the Court has been less than 15 years. 26. With the ratification of the Articles of Confederation, the length of service was finally codified. 27. This boat could typically make and traveled more than during its short length of service . 28. In armed forces, equality in service has two components, namely, rank and length of service . 29. "There's no time limit on their length of service ," 30. "It depends on things like seniority and length of service at Fairfax, " he said.