80-20

10% of punters place 90% of $ bets (Betfair)
15% of private equity investments provide 82% of profits
20% of customers generate 80% of profits (Royal Bank of Canada: 17% deliver 93%)
20% of staff generate 80% of sales
20% of entrepreneurs capture 80% of new business wealth created
20% of countries consume 70% of energy, 75% metals and 85% of timber
20% of authors sell 80% of books sold
20% of thieves collect 80% of loot (crime stats)
20% Richest = 82.70% Income
20% or fewer of a company’s customers are generating positive income while 80% or more are costing the company money
20% of media stars hog 80% of the limelight
20% of scientists create 80% of discoveries
20% of wars caused 80% of casualties
20% of patients use 80% of health care resources
20% of treasures in a museum are displayed more than 80% of the time
20.2% of UK cities house 79.8% of population
80% of crimes are committed by 20% of criminals
80% of your achieved response comes from 20% of your marketing efforts
80% of a manager’s interruptions come from the same 20% of the people
80% of a problem can be solved by identifying the correct 20% of the issues
80% of advertising results come from 20% of your campaign.
80% of an equipment budget comes from 20% of the items
80% of an instructor’s time is taken up by 20% of the students
80% of benefit comes from the first 20% of effort
80% of customer complains are about the same 20% of your products / services
80% of network traffic stays within the LAN while 20% needs to cross the backbone.
80% of our personal telephone calls are to 20% of the people in our address book
80% of our shipments utilize 20% of your inventory.
80% of sales time is spent on 20% of the customers
80% of the decisions made in meetings come from 20% of the meeting time
80% of the outfits we wear come from 20% of the clothes in our closets and drawers
80% of the traffic in town travels over 20% of the roads
80% of what we produce is generated during 20% of our working hours
80% of your annual sales come from 20% of your sales force
80% of your future business comes from 20% of your customers
80% of your growth comes from 20% of your products
80% of your innovation comes from 20% of your employees or customers
80% of your profits come from 20% of your customers
80% of your staff headaches come from 20% of our employees
80% of your success comes from 20% of your efforts
80% of your website traffic comes from 20% of your pages