Crude Oil

DA Method

DD Method

SA Method

V

Ni

V

Ni

V

Ni

1

81.8

17.28

85.1

18.1

83.0

18.0

2

109.9

24.26

120

24.3

110.2

24.0

3

115.8

24.48

118.0

23.6

114.5

24.8

4

102.0

27.42

120.0

30.2

105.5

27.6

5

272.4

50.4

278.0

37.0

255.9

45.5