0基础入门汇编实验7代码，单步跟踪，结果不出来，大家帮我看一下代码哪里出问题，谢谢
assume cs:codesg,ds:datasg,ss:stacksg,es:tablestacksg segment
dw 21 dup(0)
stacksg ends
datasg 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 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514 ;si=54h~0A7H
dd 345980,590827,803530,1183000,1843000,2759000,3753000,464900,5937000
dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226 ;bp=A8h~D1H
dw 11542,14430,15257,17800
datasg ends
table segment
db 21 dup ('year summ ne ??')
table ends
codesg segment
start:mov ax,stacksg
mov ss,ax
mov sp,16h
mov ax,datasg
mov ds,ax
mov ax,table
mov es,ax
mov si,0
mov di,0
mov bx,0
mov cx,21
s0: push cx
mov cx,4
s: mov al,
mov es:,al
inc bx
inc di
loop s
mov bx,0
mov di,0
mov dx,56h
mov ax,54h
mov es:7h,dx
mov es:5h,ax
mov ax,0a8h
mov es:0ah,ax
mov ax,54h
mov dx,56h
div word ptr ds:0a8h
mov es:0dh,ax
add bx,4
add si,2
add di,16
pop cx
loop s0
mov ax,4c00h
int 21h
codesg ends
end start
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