We track our progress in meeting our strategic objectives and associated key performance indicators via a range of quantitative and qualitative measures, and always within the context of continuous improvement.

Total revenue collected in 2018-19 was $19.1 billion
Revenue collected over the past five years: $14.3 billion in 2014-15, $15.7 billion in 2015-16, $17.2 billion in 2016-17, $18.5 billion in 2017-18, and $19.1 billion in 2018-19