Table:
text: List of corporations by market capitalization
1999
1999
Rank_ Name_ Headquarters Primary_industry Market_value_USD_million
1 Microsoft United States Software industry 271854
2 General Electric United States Conglomerate 258871
3 Exxon Mobil United States Oil and gas 172213
4 Royal Dutch Shell The Netherlands Oil and gas 164157
5 Merck United States Health care 154753
6 Pfizer United States Health care 148074
7 Intel Corporation United States Computer hardware 144060
8 The Coca-Cola Company United States Beverage 142164
9 Wal-Mart United States Retail 123062
10 IBM United States Software industry, Computer hardware 121184

Question: Where is the headquarters of the conglomerate industry among the 1999 list of companies by market capitalization?