Here are some wine facts and statistics that might interest  you.

Age of vine before producing useful grapes—3 years   Age of vine before full production—5 years

Productive lifetime of a vine—30-35 years

Grape clusters in bottle—4-5

Grapes in a bottle—500-600

Clusters on a vine—40

Grapes in a cluster—75-100

Grape clusters in one glass of wine—1

Vines per acre—500-1300

Pounds of grapes produced by one vine—8-12

Tons per acre—4 (average—can vary greatly)

Gallons of wine per ton of grapes—120

Gallons of wine per acre—less than 500

Barrels per acre—13.5

Bottles per vine—4-6

Bottles per ton—500—700

Bottles per acre—4,000

Cases per barrel—24.6

Glasses per acre—16,000

Glasses in a bottle—5-6

Bottles per 60 gallon barrel—300

Calories in a 5 ounce glass of dry wine—100-125

Fat in a 5 ounce glass of dry wine—0

Carbohydrates in a 5 ounce glass of dry wine—1-2

Information provided by The Vines Blog

http://www.vinesofmendoza.com/blog/2009/06/17/fun-wine-facts-for-wine-wednesday/