Are my calculations correct ?

Liquidity ratio
	Dec. 28, 2013		Dec. 29, 2012		Dec. 31, 2011		2010		2009
current assets	32,084		31,358		25,872		31611		21,157
current liabilities	13,568	2.36	12,898	2.43	12,028	2.15	9327	3.39	7,591	2.79
inventory	4,172		4,734		4,096		3,757		2,935
quick ratio
current assets - inventory	27,912		26,624		21,776		27,854		18,222
current liabilites	13,568	2.06	12,898	2.06	12,028	1.81	9,327	2.99	7,591	2.40
Leverage ratios
Debt Ratios
total liabilities	92,358		84,351		71,119		63,186		53,095
total assets	92,358	0	84,351	0	71,119	0	63,186	0	53,095	0
Debt to Equity Ratio
total liabilities	92,358		84,351		71,119		63,186		53,095
stockholders equity	58,256	1.59	51,203	1.65	45,911	1.55	45,911	1.38	45,911	1.16
Profitability Ratios
Gross Profit Margin
gross profit (margin)	31,521		33,151		33,757		28,491		19,561
net sales (revenue)	52,708	0.60	53,341	0.62	53,999	0.63	43,623	0.65	35,127	0.56
Net Profit Margin
net earnings (income)	9,620		11,005		12,942		11,464		4,369
net sales (revenue)	52,708	0.18	53,341	0.21	53,999	0.24	43,623	0.26	35,127	0.12