What was the change in the market share of the store D from the beginning of the Period 1 to the end of the period 2? Show this change as a percentage.

Original Market Shares at the beginning of the Period 1:

A	0.25
B	0.35
C	0.20
D	0.20

Transition Matrix for the First Period 1:

A	B	C	D
0.50	0.25	0.20	0.05
0.15	0.70	0.10	0.05
0.10	0.20	0.40	0.30
0.00	0.05	0.15	0.80

Predicted Market Shares for the end of the Period 1:

A
B
C
D

Period 2:

Market Shares at the beginning of the Period 2 = shares at the end of the Period 1:

A
B
C
D

Transition Matrix for the Second Period:

0.40	0.25	0.20	0.15
0.10	0.75	0.10	0.05
0.25	0.25	0.35	0.15
0.05	0.10	0.25	0.60

Predicted Market Shares for the end of the Period 2:

A
B
C
D

Subtract the starting share of D from the share at the end of the Period 2. Show the change as %.