,
:
(
500
1000
1500
2000
2500
3000
3500
4000
4500
)
1
...
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
...
6321
!
:
. . . .
- - 18
-
6 I
7. Word
,
. . . 8
1
...
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
...
6321
, , .
: