Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Rank | Company | Headquarters | Industry | Sales (billion $) | Profits (billion $) | Assets (billion $) | Market Value (billion $) |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1.0 | HSBC | UK | Banking | 146.1 | 19.1 | 2,349.0 | 180.8 |
| 2.0 | General Electric | USA | Conglomerate | 172.7 | 22.2 | 795.3 | 330.9 |
| 3.0 | Bank of America | USA | Banking | 119.2 | 15.0 | 1,715.8 | 176.5 |
| 4.0 | JPMorgan Chase | USA | Banking | 116.4 | 15.4 | 1,562.2 | 136.9 |
| 5.0 | ExxonMobil | USA | Oil and gas | 358.6 | 40.6 | 242.1 | 465.5 |
| 6.0 | Royal Dutch Shell | Netherlands | Oil and gas | 355.8 | 31.3 | 266.2 | 221.1 |
| 7.0 | BP | UK | Oil and gas | 281.0 | 20.6 | 236.1 | 204.9 |
| 8.0 | Toyota | Japan | Automotive | 203.8 | 14.0 | 276.4 | 175.1 |
| 9.0 | ING Group | Netherlands | Insurance / banking | 197.9 | 12.7 | 1,932.2 | 75.8 |
| 10.0 | Berkshire Hathaway | USA | Diversified Financials | 118.3 | 13.2 | 273.2 | 216.7 |
| 10.0 | The Royal Bank of Scotland | UK | Banking | 108.5 | 14.6 | 3,807.5 | 76.6 |
| 12.0 | AT&T Inc. | USA | Telecommunications | 118.9 | 12.0 | 275.6 | 210.2 |
| 13.0 | BNP Paribas | France | Banking | 116.2 | 10.7 | 2,494.4 | 81.9 |
| 14.0 | Allianz | Germany | Insurance | 139.1 | 10.9 | 1,547.5 | 80.3 |
| 15.0 | Total S.A. | France | Oil and gas | 199.7 | 19.2 | 165.8 | 181.8 |
| 16.0 | Walmart | USA | Retailing | 378.8 | 12.7 | 163.4 | 198.6 |
| 17.0 | Chevron | USA | Oil and gas | 204.0 | 18.7 | 148.8 | 180.0 |
| 18.0 | American International Group | USA | Insurance | 110.1 | 6.2 | 1,060.5 | 118.2 |
| 19.0 | Gazprom | Russia | Oil and gas | 81.8 | 23.3 | 201.7 | 306.8 |
Question:
What is the highest rank of a company that has 1,715.8 billion in assets? 
Answer:
3.0