It was cut to 2400 metres in 1974 and again to 2000 metres (its present distance) in 2019. The race was formerly contested at Group 1 level before being downgraded from the 2016 running.
The race's length has been modified, initially at 2400 meters in 1974 and then to its current 2000-meter distance in 2019. The event was previously a high-level competition (Group 1) but was downgraded for the 2016 edition.