The Head-To-Head Ranking is an all inclusive summary of scores for a single season in the head to head competition. Seeding scores from this list are used to calculate the National Robot Performance points for a team. Rankings in this list are based on performance in the finals, semi-final, wildcard and seeding phases respectively. If no points are obtained in a particular phase, that phase is disreguarded for the ranking calculcation. All years selectable in the drop down may not have results available.