After suffering a blow during the recession, sparkling wine has come back in full force. At 8.6% sales growth year-to-date through December 28, the segment has significantly outperformed the larger wine category. Sparkling imports continued to outsell domestics, growing sales 12.5% in all IRI-measured channels and nabbing 1.62 dollar share points in the process. Although domestic sparkling wine sales were up a healthy 5.4%.