Sioux City-TNCLP reported net income of $205.8 million ($10.90 per lp unit) on sales of $636.3 million for the year ending Dec. 31, 2007. Net income for 2006 was $46.2 million ($2.45 per unit) on sales of $425.1 million. For the year, ammonia and UAN sales volumes increased by 27 and 10 percent, respectively, while their average selling prices were up 10 and 45 percent, respectively. Natural gas costs were down 1 percent. Fourth-quarter net income was $67.8 million ($3.59 per unit) on sales of $197.5 million, versus the year-ago $17.5 million ($.93 per unit) and $118.5 million, respectively. Fourth-quarter ammonia and UAN sales volumes were up 21 and 6 percent, respectively, while prices for the two were up 28 percent and 73 percent, respectively. Gas prices for the quarter were up 18 percent.