assume cs:codesg,ds:data,ss:stack,es:table
data segment
db '1975','1976','1977','1978','1979','1980','1981','1982','1983'
db '1984','1985','1986','1987','1988','1989','1990','1991','1992'
db '1993','1994','1995'
dd 16,22,382,1356,2390,8000,16000,244986,50065,97479,140417,197514
dd 345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000
dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226
dw 11542,14430,15257,17800
data ends
table segment
db 21 dup ('year summ ne ?? ')
table ends
stack segment
db 16 dup (0)
stack ends
codesg segment
start: mov ax,data
mov ds,ax
mov ax,table
mov es,ax
mov ax,stack
mov ss,ax
mov sp,16 ;分配段
mov cx,21
mov si,0
mov di,0
s: push cx
mov cx,2
mov bx,0
s0: mov ax,[di+bx]
mov es:[si+bx],ax ;年份
mov ax,[di+bx+54H]
mov es:[si+bx+5],ax ;收入
add bx,2
loop s0
add di,4
add si,16
pop cx
loop s
mov cx,21
mov di,0
mov si,0
s1: mov ax,[di+0a8H]
mov es:[si+0aH],ax ;人数
add di,2
add si,16
loop s1
mov cx,21
mov si,0
s2: mov ax,es:[si+5]
mov dx,es:[si+5+2]
div word ptr es:[si+0aH]
mov es:[si+0dH],ax ;平均
add si,16
loop s2
mov ax,4c00h
int 21h
codesg ends
end start