Looking at the entire petrol supply chain in Australia, the biggest chunk of profits - $863 million in 2012-13 - went to wholesalers, including BP, Caltex, Mobil, Shell, Liberty, Ausfuel, Neumann and United. What the ACCC report said about the NSW market The average price in Sydney in 2012-13 was 144.2c/L, 2.8c/L more than in 2011-12. Price cycle jumps were 2.1c/L higher than the previous year 14.1c/L vs. 12c/L. There were fewer opportunities to buy at lows, with only 15 price cycles compared to 28 the previous financial year. Tuesday was the best day to buy. NSW non-metropolitan motorists paid 8.7c/L more than city drivers in 2012-13. The long-run average is 5.3c/L. The ACCC report found the average price in Melbourne in 2012-13 was 143.9c/L, 3.2c/L more than in 2011-12. Price cycle jumps were 2.1c/L higher than the previous year 14.9c/L vs. 12.8c/L. There were fewer opportunities to buy at lows, with only 15 price cycles compared to 23 the previous financial year. Wednesday was the best day to buy. Victorian non-metropolitan motorists paid 6.3c/L more than city drivers in 2012-13. The long-run average is 3.9c/L. The ACCC report found the average price in Brisbane in 2012-13 was 147.2c/L, 1.8c/L more than in 2011-12. Price cycle jumps were 2.9c/L higher than the previous year 13.3c/L vs. 10.4c/L. There were more lows on Tuesday than any other day. But it also had the equal-highest number of peaks. Queensland non-metropolitan motorists paid 5.8c/L more than city drivers in 2012-13. The long-run average is 3.5c/L. The ACCC report found the average price in Adelaide in 2012-13 was 143.3c/L, 1.5c/L more than in 2011-12. Price cycle jumps were only 0.1c/L higher than the previous year, but at 16.2c/L they remain the biggest hikes in the nation. There were fewer opportunities to buy at lows, with only 20 price cycles compared to 26 the previous financial year. Monday and Tuesday were the best days to buy. SA non-metropolitan motorists paid 7.2c/L more than city drivers in 2012-13. The long-run average is 4.7c/L.