-ZIFF CAPITAL MANAGEMENT GROUP Evolution of Weighted Average Rating Factor 3.000 2,800 2,600 ••••maerr., 2,400 0 0. 0 0 0 0 0 0 AS Cs(1 ft 64. C" Mr 4: 4; et N: .t 5 CS! IZ-C4 DWARF WARF Umit Evolution of Weighted Average Spread 5.0% 4.8% 4.6% 4.4% 4.2% 4.0% 3.8% 4•