Exhibit 5 Alternative Portfolio Profiles Under Varying Asset Weights Expected Portfolio Return (% 18 17 Maximum 1ss■■■■■■图■。■■。s■■■■■■■图■。■■■■■■。 return 16 Initial portfolio maximum risk (40%US&60%U) (100%UK) Minimum risk combination 15 ◆ (70%US&30%UK) 14 Domestic only portfolio 100%US 13 ◆ ◆ 12 一，1。 1 Expected Portfolio Risk(©》 12 13 14 15 16 17 18 19 20Exhibit 5 Alternative Portfolio Profiles Under Varying Asset Weights 0 11 12 13 14 15 16 17 18 19 20 Expected Portfolio Risk () ) Expected Portfolio Return (%) 12 13 14 15 16 17 18 • • • • Maximum return & maximum risk (100% UK) Initial portfolio (40% US & 60% UK) Minimum risk combination (70% US & 30% UK) Domestic only portfolio (100% US)