The top 10 sectors that attracted the most private equity investments in a particular year can vary based on market conditions and investor preferences. Without a specific year mentioned, it is difficult to provide an accurate answer. However, based on recent trends and popular sectors, the following sectors have been attracting significant private equity investments:

1. Technology and Software: This sector has consistently been a top choice for private equity investors due to its potential for high growth and innovation.

2. Healthcare and Life Sciences: Investments in pharmaceuticals, medical devices, and healthcare services continue to be attractive, with the growing aging population and increased focus on healthcare advancements.

3. Financial Services: Private equity firms often invest in banks, insurance companies, asset management firms, and other financial institutions due to their stable returns and potential for consolidation.

4. Consumer Goods and Retail: Investments in consumer-oriented industries, including retail, food and beverages, and luxury goods, have been popular due to their long-term stability and global consumer demand.

5. Energy and Infrastructure: Private equity funds invest in energy generation, renewable energy projects, and infrastructure development, given the significant long-term potential and government initiatives supporting these sectors.

6. Industrial Manufacturing: The manufacturing sector, including machinery, automotive, and aerospace industries, attracts private equity investments due to technological advancements and potential for operational improvements.

7. Real Estate: Investments in commercial and residential real estate, including office buildings, retail spaces, and residential properties, remain an essential part of many private equity portfolios.

8. Education: With the growing importance of education and its potential for long-term returns, private equity firms have increased investments in educational institutions, technology-enabled learning platforms, and vocational training centers.

9. Telecommunications and Media: Private equity investors often target companies in the telecommunications sector, including telecommunication infrastructure, cable and satellite providers, and media platforms, due to the evolving digital landscape.

10. Transportation and Logistics: Investments in transportation companies, logistics providers, and supply chain management services have been attractive due to increased e-commerce penetration and globalization.

Please note that this answer provides a general overview, and the specifics can vary based on regional and global economic trends.