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 | City | State | Population | Metro Population of 4 aspects |
| --- | --- | --- | --- | --- |
| 1.0 | Phoenix | Arizona | 1488750.0 | 4329534.0 |
| 2.0 | El Paso | Texas | 672538.0 | 1045180.0 |
| 3.0 | Denver | Colorado | 634265.0 | 3214218.0 |
| 4.0 | Las Vegas | Nevada | 596424.0 | 2247056.0 |
| 5.0 | Albuquerque | New Mexico | 555417.0 | 1162777.0 |
| 6.0 | Tucson | Arizona | 524295.0 | 1039697.0 |
| 7.0 | Mesa | Arizona | 245628.0 | 4329534.0 |
| 8.0 | Colorado Springs | Colorado | 431824.0 | 668353.0 |
| 9.0 | Aurora | Colorado | 339030.0 | 3214218.0 |
| 10.0 | Henderson | Nevada | 265679.0 | 2247056.0 |
Question:
What is the state of the city of denver, which has a rank less than 10?
Answer:
Colorado