India, June 10 -- By U.B. Acharya

In athletics, particularly in running speed that counts, in high jump and pole vault it is the height and in shot put and javelin throw, distance is the criteria for records. Again, in swimming it is the speed that counts.

In tennis, there could be several records that can be achieved and one of them is the number of tour titles a player has won. In this aspect, there is a bit of a confusion. This is mainly because prior to 1968, there were two tennis circuits, namely, amateur circuit and professional circuit. And International Tennis Federation (ITF) recognised only the results of amateur circuit and neglected the performance of professional tournaments.

From 1968 onwards, the two circuits merged and ...