the comparison to Lockheed Martin and Northrop Grumman is the most responsible since we are given the equity betas and percentage of revenues derived from government (defense and space).Lockheed Martin and Northrop Grumman is the closest competitor to being a pure defense contractor,Exhibit 10 indicates the percentage of revenues derived from government for Lockheed Martin and Northrop Grumman is 93% and 91% respectively, which will help access the best estimate for beta asset of defense.