| 1 | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 2 | investment in 'databases' |  |  |  |  |  |
| 3 |  | 'databases' share of production activities | investment in 'databases' |  |  |  |
| 4 |  | 2005 to 2018 | 2005 | 2010 | 2015 | 2018 |
| 5 |  | percent | millions of dollars |  |  |  |
| 6 | total of all occupational groups |  |  |  |  |  |
| 7 | lower range value | .. | 3,087 | 4,143 | 5,945 | 8,046 |
| 8 | upper range value | .. | 4,564 | 6,104 | 8,599 | 11,625 |
| 9 | computer and information systems managers |  |  |  |  |  |
| 10 | lower range value | 30 | 1,880 | 2,527 | 3,345 | 4,555 |
| 11 | upper range value | 50 | 3,133 | 4,211 | 5,574 | 7,591 |
| 12 | database analysts and data administrators |  |  |  |  |  |
| 13 | lower range value | 90 | 1,045 | 1,444 | 2,357 | 3,212 |
| 14 | upper range value | 100 | 1,162 | 1,604 | 2,619 | 3,569 |
| 15 | information systems testing technicians |  |  |  |  |  |
| 16 | lower range value | 30 | 161 | 173 | 244 | 279 |
| 17 | upper range value | 50 | 269 | 289 | 406 | 466 |
| 18 |  | percent |  |  |  |  |
| 19 | annual growth rate |  |  |  |  |  |
| 20 | lower range value | .. | .. | 6.1 | 7.5 | 10.6 |
| 21 | upper range value | .. | .. | 6.0 | 7.1 | 10.6 |

Question: in 2018,what were the lower and upper range value of own-account investment in databases(million)?
Answer: 8046, 11625

Question: about rates of growth in database investment,what were them per annum between 2005 and 2010,2010 to 2015 and 2015 to 2018 respectively?
Answer: 6, 7.1, 10.6