Eaton Vance National Municipal Opportunities Trust announced earnings results for the third quarter and nine months ended December 31, 2012. For the quarter, the company reported net investment income of $4,254,000 or $0.278 per share against $4,489,000 or $0.293 per share a year ago. Net realized and unrealized losses on investments was $517,000 or $0.028 per share against net realized and unrealized gains on investments of $1,647,000 or $0.104 per share a year ago. Net increase in net assets from operations was $3,737,000 or $0.250 per share against $6,136,000 or $0.397 per share a year ago.

For the nine months, the company reported net investment income of $12,753,000 or $0.833 per share against $13,678,000 or $0.894 per share a year ago. Net realized and unrealized gains on investments was $16,198,000 or $1.057 per share against $1,647,000 or $0.104 per share a year ago. Net increase in net assets from operations was $28,951,000 or $1.890 per share against $23,040,000 or $1.506 per share a year ago. Net asset value per share as at December 31, 2012 was $22.72 against $20.84 a year ago.