Stock x_i

Stock name

Degree k_i

DC_i (Hundred differentiation)

40

Everbright Securities

69

89.610

34

China Merchants Securities

65

84.416

37

GF Securities

65

84.416

49

Northeast Securities

64

83.117

61

Pacific Securities

63

81.818

42

Huatai Securities

63

81.818

35

CITIC Securities

63

81.818

39

Dongxing Securities

63

81.818

47

Guoyuan Securities

60

77.922

53

Founder Securities

59

76.626

50

Industrial Securities

59

76.623

55

China Galaxy

58

75.325

43

Guotai Junan

58

75.325

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