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2.3

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t1 t2
A     +11%
B     -3%
C     -5%
D     0%
     

 

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4. .

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2.4

[22] ,

  A (t2) B (t2) C (t2) D (t2) t1
A (t1) 93 (56%) 33 (20%) 39 (24%) 0 (0%) 165 (100%)
B (t1) 0 (0%) 185 (82%) 0 (0%) 41 (18%) 229 (100%)
C (t1) 0 (0%) 0 (0%) 165 (77%) 49 (23%) 218 (100%)
D (t1) 90 (30%) 0 (0%) 0 (0%) 210 (70%) 300 (100%)
t2          

. .

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