Common use of CALCULATION OF THE BASE FEE Clause in Contracts

CALCULATION OF THE BASE FEE. The Base Fee for each fiscal quarter of the Fund is calculated by multiplying an Annual Percentage Rate (shown below) to the average daily net assets of the Sterling Portfolio during such fiscal quarter, and dividing the result by four. The Fund’s fiscal quarter ends are the months ending November, February, May, and August. Annual Percentage Rate Schedule Average Daily Net Assets Annual Percentage Rate First $100 million 0.35% Next $300 million 0.30% Over $400 million 0.27%

CALCULATION OF THE BASE FEE. The Base Fee for each fiscal quarter of the Fund is calculated by multiplying an Annual Percentage Rate (shown below) to the average daily net assets of the Sterling AXA Rxxxxxxxx Portfolio during such fiscal quarter, and dividing the result by four. The Fund’s fiscal quarter ends are the months ending NovemberJanuary, FebruaryApril, MayJuly, and AugustOctober. Annual Percentage Rate Schedule Average Daily Net Assets Annual Percentage Rate First On first $100 750 million 0.350.25% Next On next $300 750 million 0.300.20% Over On amounts over $400 million 0.271.5 billion 0.15%

CALCULATION OF THE BASE FEE. The Base Fee for each fiscal quarter of the Fund is calculated by multiplying an Annual Percentage Rate (shown below) to the average daily net assets of the Sterling Century Portfolio during such fiscal quarter, and dividing the result by four. The Fund’s fiscal quarter ends are the months ending NovemberJanuary, FebruaryApril, MayJuly, and AugustOctober. Annual Percentage Rate Schedule Average Daily Net Assets Annual Percentage Rate First On the first $100 250 million 0.350.325% Next On the next $300 500 million 0.300.225% Over $400 750 million 0.270.200%

CALCULATION OF THE BASE FEE. The Base Fee for each fiscal quarter of the Fund is calculated by multiplying an Annual Percentage Rate (shown below) to the average daily net assets of the Sterling Cardinal Portfolio during such fiscal quarter, and dividing the result by four. The Fund’s fiscal quarter ends are the months ending November, February, May, and August. Annual Percentage Rate Schedule Average Daily Net Assets Annual Percentage Rate First $100 million 0.350.40% Next $300 200 million 0.300.35% Over $400 300 million 0.270.25%

CALCULATION OF THE BASE FEE. The Base Fee for each fiscal quarter of the Fund is calculated by multiplying an Annual Percentage Rate (shown below) to the average daily net assets of the Sterling Frontier Portfolio during such fiscal quarter, and dividing the result by four. The Fund’s fiscal quarter ends are the months ending November, February, May, and August. Annual Percentage Rate Schedule Average Daily Net Assets Annual Percentage Rate First On the first $100 million 0.35% Next On the next $300 100 million 0.30% Over On assets over $400 200 million 0.27%