The Semiconductor Industry Association (SIA) today announced worldwide sales of semiconductors were $44.5 billion in June 2021, an increase of 29.2% from the June 2020 total of $34.5 billion. Sales in June were 2.1% more than the May 2021 total of $43.6 billion. Sales during the second quarter of 2021 were $133.6 billion, an increase of 29.2% over the second quarter of 2020 and 8.3% more than the first quarter of 2021. Monthly sales are compiled by the World Semiconductor Trade Statistics (WSTS) organization and represent a three-month moving average. SIA represents 98% of the U.S. semiconductor industry by revenue and nearly two-thirds of non-U.S. chip firms.