http://w3schools.i2p/statistics/statistics_mode.php
In general, a distribution with more than one mode is called multimodal . Mode can be found for both categorical and numerical data. Finding the Mode Here is a numerical example: 4, 7 , 3, 8, 11, 7 , 10, 19, 6, 9, 12 , 12 Both 7 and 12 appears two times each, and the other values only once.