The following is a Mackerras pendulum for the 2006 Victorian state election. "Very safe" seats require a swing of over 20 per cent to change, "safe" seats require a swing of 10 to 20 per cent to change, "fairly safe" seats require a swing of between 6 and 10 per cent, while "marginal" seats require a swing of less than 6 per cent. References Pendulums for Victorian state elections