A good year is worth its weight in wine, according to the Napa Valley winery Domaine Carneros, which has announced that for $20,000, it will stock the cellars of Champagne lovers for the next year. The package comprises 365 bottles of some of Domaine Carneros’s most popular sparkling wines: 222 bottles of the 2009 Domaine Carneros Brut Cuvee ($27 per bottle) for midweek enjoyment, 52 bottles of the 2006 Late Disgorged Brut Cuvee ($48 per bottle) to enjoy on Friday nights, 24 bottles of the 2008 Verméil Demi Se…