,
()
,
!
" "
(
500
1000
1500
2000
2500
3000
3500
4000
4500
)
1
...
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
...
3446
(7-9, 10-11 )
5
5
8
. . , . . , . .
1
...
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
...
3446
: