From 2020 to 2025, the pass rate (score of 3 or higher) declined from 69.2% in 2020 to 59% in 2025, reflecting a gradual decrease in overall performance.
The percentage of students earning a 5 remained relatively low across all years, ranging from 10.0% to 16.5%, with the highest peak in 2020.
Mean scores dropped from 3.10 in 2020 to between 2.76 and 2.79 in the years that followed, indicating increased difficulty or performance challenges for many students.