 Originally, in 1975, the time trial event distance was 25 miles.It later changed to 40 km, and still later changed to the current distance of 32.3 km (20.1 miles).The winners of each event are awarded with a symbolic cycling jersey which is red, white and blue, just like the national flag, these colors can be worn by the rider at other time trialling events in the country to show their status as national champion.