Year

ROA

Airline Growth

Liquidity

Leverage

Lease cost

Tangibility

Fuel Cost

Personnel cost

2005

9.04

0.00

1.67

0.04

7.75

1.52

3.57

3.93

2006

9.12

1.08

1.86

0.06

7.75

1.56

3.57

3.96

2007

9.72

1.83

1.88

0.02

8.48

1.78

3.75

4.22

2008

9.98

1.29

1.60

0.15

8.38

2.18

3.79

4.33

2009

10.03

1.06

1.35

0.29

8.44

2.75

3.79

4.36

2010

10.06

1.03

2.31

0.30

7.85

2.93

3.57

4.37

2011

10.34

1.32

1.65

0.26

7.75

0.33

3.57

4.49

2012

9.70

0.53

1.35

0.33

8.49

3.90

3.75

4.21

2013

9.78

1.07

1.30

0.41

8.50

4.77

3.79

4.25

2014

9.81

1.04

1.86

0.41

8.44

4.84

3.79

4.26

2015

10.16

1.41

1.45

0.38

7.75

5.07

3.57

4.41

2016

9.33

0.44

1.80

0.43

7.80

5.66

3.57

4.05

2017

9.43

1.11

1.71

0.48

8.44

6.64

3.75

4.10

2018

9.48

1.05

2.01

0.48

8.44

7.22

3.79

4.12

2019

9.94

1.57

1.90

0.45

8.45

8.20

3.79

4.32