b U

S
P
- T
  - P
  - P
  - T
  - K
U
K
S
K

Sustainability-21

U

D
U

N

<

Z

P

Z

V

S

<

V

V

V

O

<

<

<

U

<

P

<

K

V

V

V

V

<

S

S
U
K
S

P

P
P
K
T

K

A
E
T

S

C

T

T

+
E

E

s
W

W

+
W

S