Table:
0
A
B
C
D
E
F
G
H
1
Number of share options
2
Name of director
Date of grant
As at 1 January 2019
Granted during the year
Exercised during the year
As at 31 December 2019
Exercise price
Exercise period
3
HKD
4
Lau Chi Ping Martin
25 March 2014
5,000,000
-
-
5,000,000
114.52
25 March 2015 to 24 March 2021 (Note 2)
5
21 March 2016
3,750,000
-
-
3,750,000
158.10
21 March 2017 to 20 March 2023 (Note 2)
6
24 March 2017
5,250,000
-
-
5,250,000
225.44
24 March 2018 to 23 March 2024 (Note 2)
7
9 April 2018
3,215,800
-
-
3,215,800
410.00
9 April 2019 to 8 April 2025 (Note 2)
8
4 April 2019
-
3,506,580 (Note 3)
-
3,506,580
376.00
4 April 2020 to 3 April 2026 (Note 2)
9
Total:
17,215,800
3,506,580
-
20,722,380

Questions and formulas:
Question: How many percent of the total shares granted as at 1 January was the 25 March 2014 grant?
Formula: C4/C9
Formula2: C4/C9
Level: Calculation
Question: How many percent of the total shares granted as at 1 January was the 21 March 2016 grant?
Formula: C5/C9
Formula2: C5/C9
Level: Calculation
Question: How many percent of the total shares granted as at 1 January was the 9 April 2018 grant?
Formula: C7/C9
Formula2: C7/C9
Level: Calculation