An overview of the leading products that Nigeria has historically exported, which may still be relevant. 

1. Crude Oil: Nigeria is one of the largest oil producers in Africa, and crude oil remains its most significant export product, accounting for a substantial portion of the country's revenue.

2. Natural Gas: Alongside crude oil, natural gas is a major export product, with Nigeria being one of the top exporters of liquefied natural gas (LNG) in the world.

3. Cocoa: Nigeria is one of the largest producers of cocoa beans, which are exported to various countries for chocolate production and other uses.

4. Rubber: The country is also known for its rubber production, which is exported to meet global demand for natural rubber.

5. Sesame Seeds: Nigeria is a leading exporter of sesame seeds, which are used in various food products and cooking oils.

6. Cashew Nuts: The export of cashew nuts has been growing, with Nigeria being one of the top producers in Africa.

7. Yams: Nigeria is the largest producer of yams in the world, and yams are increasingly being exported to international markets.

8. Palm Oil: Although Malaysia and Indonesia dominate the palm oil market, Nigeria has a significant production capacity and exports palm oil and its derivatives.

9. Fish and Seafood: Nigeria exports various fish and seafood products, including catfish and shrimp, to meet both local and international demand.

10. Textiles and Garments: The textile industry in Nigeria has been revitalizing, with an increase in the export of traditional fabrics and garments.

For the most accurate and up-to-date information regarding Nigeria's exports in the second quarter of 2024, consult the official trade statistics from the Nigerian government or international trade organizations.