Enzymes, or digestive juices, are secreted by the pancreas into the small intestine. There, it continues breaking down food that has left the stomach. The pancreas also produces the hormone insulin and secretes it into the bloodstream, where it regulates the body's glucose or sugar level.
So they can say the number quicker.
so you’d need to find the amount of gallons your family uses in 11 minutes and subtract 73000 from that number
i used the same formula, came up with 80300 gallons a year, and subtracted 73000 from it to get
7300 gallons are saved by reducing showering time by one minute