At 38.73 million gallons, the volume sold in the first half of 2021 was 10.27 percent higher than the volume sold in the first half of 2020 (35.12 million gallons).

The 6.85 million gallons sold in June was 9 percent higher than the 6.28 million gallons sold in June 2020. 

The volume in June was also slightly higher than the 6.84 million gallons sold in May.

However, it should be noted that there were even fewer stations reporting their sales in June (211 stations) than May (236 stations).

With 211 stations reporting, the average volume of E15 sold per station was 32,508 gallons. In May, it was 28,996 gallons per station.