| (3) | The Group used binomial option pricing model in the measurement of the fair value of the share options at grant date and the inputs used in the model are as follows: |
| 1-1 | 1-2 | 1-3 | ||||||||||
|
Risk-free interest rate |
1.86 | % | 1.95 | % | 2.07 | % | ||||||
|
Estimated option’s life |
5 years | 6 years | 7 years | |||||||||
|
Share price (Closing price on the preceding day in won) |
262,500 | 262,500 | 262,500 | |||||||||
|
Expected volatility |
13.38 | % | 13.38 | % | 13.38 | % | ||||||
|
Expected dividends |
3.80 | % | 3.80 | % | 3.80 | % | ||||||
|
Exercise price (in won) |
246,750 | 266,490 | 287,810 | |||||||||
|
Per share fair value of the option (in won) |
27,015 | 20,240 | 15,480 | |||||||||