position and 3 of the other. Standing or kneeling targets must be no more than 45 yards (41 m) from the firing line. Points are scored with 1 for a hit (resulting in the faceplate falling), and 0 for a miss (whether it strikes the surrounding faceplate, misses it, or "splits" on the edge of the kill but fails to down the target). The highest score of a competition forms the benchmark for all the other scores – they are calculated as a percentage of this score rather than the total number of targets. Members of the British Field Target Association (BFTA) are graded according to their performance every six months. The average percentage score over this period determines which of the four grades is given – (in ascending order of skill) C, B, A and AA. Prizes at shoots are awarded by grade Rules in other countries Argentina In Argentina there is no limit to the power of an air rifle. Anyone can legally buy one with no age restriction. Field Target in Argentina is shot in two categories - PCP and Springer of up to 16.3 Joules (12 ft-lbf) for the "International" category and one national high power category "Argentina" for pneumatic weapons with muzzle energy of up to 40 Joules (29.5 ft-lbf) and springers from 19 Joules. Target are located at ranges from 9 m (9.84 yards) to 50 m (55 yards). Argentina has the AAFT ("Associacion Argentina de Field Target") which is a member of the World Field Target Federation. Colombia In Colombia there is no limit to the power limit of an air rifle. Anyone can legally buy one with no age restriction. Field Target in Colombia is shot in three categories - WFTF of up to 16.3 Joules (12 ft-lbf) for the "International" category and one national high power category "Open" for pneumatic weapons with muzzle energy of up to 40 Joules (29.5 ft-lbf) and Springers Category. Targets are located at ranges from 9 m (9.84 yards) to 50 m (55 yards). Colombia has the ACTP which is a member of the World Field Target Federation. Estonia Estonian Weapons Act stipulates that pneumatic weapons of a caliber of up to 4.5 mm (inclusive) and irrespective of muzzle energy are in unrestricted commerce for persons of at least 18 years of age. Field Target in Estonia is shot in two international categories - PCP and