Cedar Rapids-based Rockwell Collins Inc. reported net income of $632 million, or $4.58 per share, for the fiscal year ended Sept. 30, up from $609 million, or $4.15 per share, the prior year. Sales for the company were $4.61 billion, a 2 percent decline from last year, due to an 8 percent decrease in government systems sales and partially offset by a 4 percent increase in commercial systems sales. Net income for the fiscal fourth quarter was $175 million, or $1.28 per share, up from $152 million, or $1.06 per share, in the same period a year ago.