Table:
text: List of corporations by market capitalization
Publicly traded companies
2006
Rank_ Name_ Headquarters Industry Market_value_USD_million
1 Exxon Mobil United States Oil and gas 371631
2 General Electric United States Conglomerate 362527
3 Microsoft United States Software industry 281171
4 Citigroup United States Banking 238935
5 BP United Kingdom Oil and gas 233260
6 Bank of America United States Banking 211706
7 Royal Dutch Shell The Netherlands Oil and gas 211280
8 Wal-Mart United States Retail 196860
9 Toyota Motor Corporation Japan Automotive 196731
10 Gazprom Russia Oil and gas 196339

Question: What is Citigroup's lowest rank by market capitalization among 2006 public companies?

Question: What is the market value of listed companies in the automotive industry in 2006 in the list of companies by market capitalization?