请帮我看看结果，急

Dependent Variable: idlncashrat			Method: Pooled Least Squares
Variable	Coefficient	Std. Error	t-Statistic	Prob.
c(常数)	-0.53804	0.002169	-202.922	0.0012
growth	0.036641	0.000637	53.75564	0.0000
lnsize	0.00796	0.000665	10.19346	0.0003
lnsize-sq	-0.02352	0.00039	-56.2368	0.0005
cfrat	1.192375	0.006573	167.3457	0.0000
astat	0.237845	0.001068	211.5	0.0004
leverage	-0.06423	0.003504	19.3572	0.0003
divid	0.247925	0.001282	176.5674	0.0023
R-squared	0.131649	Adjusted R-squared		0.081546
Log likelihood	-2666736	F-statistic		20194.57

请问这样那个的回归结果又意义吗？F值怎么这么大？样本量是1002个公司的两年数据

模型的拟合优度不通过，模型存在很多问题