A number of food manufacturers agreed to cut salt in their products after consumers were warned that high consumption could lead to high blood pressure.

High consumption has been linked to heart disease for decades.

As of 2007, only 12.8% of the connections were billed under a metering system, thereby encouraging relatively high consumption.

Other factors include the impact of technology and a high consumption of rice and bread.

The tourism industry explains this high consumption to a large extent.