Equal percentage valve opening characteristics with a normalized leakage flow rate of 0.0001.
record EqualPercentage = Generic(y = {0, 0.01, 0.1, 0.3, 0.5, 0.7, 0.9, 1}, phi = {0.0001, 0.018, 0.03, 0.065, 0.141, 0.31, 0.68, 1});