EF1

-0.2

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

62

.7

64

.0

65

.4

66

.7

68

.0

69

.4

70

.7

72

.1

73

.4

74

.7

76

.1

77

.5

78

.8

80

.1

81

.5

82

.8

84

.2

85

.5

86

.9

88

.3

89

.6

91

.0

Temperature (oC)

Deri

vati

ve d

ata