Boston Beer Co. reported first-quarter net income of $8.3 million, or 62 cents per share, compared with $6.9 million, or 51 cents, last year. Sales for the period were up 35 percent $183.8 million compared with $136 million in the prior year, on strong shipment growth. Analysts had estimated earnings of 70 cents on revenues of $179.1 million. Results were partly offset by higher advertising, promotional, and selling expenses. Depletions grew 34 percent, primarily due to increases across several brands.