As of the second quarter of 2023, Facebook has approximately three billion monthly active users, making it the most widely used online social network globally. It took Facebook just over 13 years to surpass the milestone of two billion active users, achieving this in the second quarter of 2017. In comparison, Instagram, which is owned by Meta, reached this landmark in 11.2 years, while Google's YouTube took slightly over 14 years. In terms of user base, India had the largest audience on Facebook as of January 2022, with nearly 330 million users, followed by the United States with approximately 179 million users. The platform also enjoys significant popularity in Indonesia and Brazil. When it comes to social media usage in the United States, Facebook was the platform where users spent the most time per day in January 2021. On average, users spent 33 minutes on Facebook, followed by TikTok with 32 minutes and Twitter with 31 minutes. The outbreak of COVID-19 in 2020 led to an increase in daily usage across major social media platforms, which then either stabilized or decreased in 2021. By the end of 2021, around a quarter of all Facebook users in the United States belonged to the 25 to 34 year age group, and 18.2 percent of users were in the 35 to 44 year age group. Generally, Facebook users were more likely to be female.

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Revenue generated by the advertising industry in South Korea from 2013 to 2021 has been a significant factor in the country's economic growth. In 2021, the revenue distribution in the advertising industry was analyzed by medium, showcasing the various platforms that contributed to the industry's success. Furthermore, the advertising spending in South Korea has been steadily increasing from 2014 to 2022, indicating the industry's continuous growth and potential. The expenditure on advertising in 2021 was also examined by medium, providing insights into the preferred channels for advertising in the country. Additionally, the advertising spending growth rate in South Korea from 2010 to 2023 has been a promising trend, reflecting the industry's resilience and adaptability to changing market dynamics. Lastly, the main advertising companies in South Korea in 2022 were ranked based on their sales revenue, highlighting the key players in the industry.