| Value | Category | Cases | |
|---|---|---|---|
| 1 | A very large amount | 17941 |
42%
|
| 2 | A large amount | 15016 |
35.1%
|
| 3 | A medium amount | 6205 |
14.5%
|
| 4 | A small amount | 2910 |
6.8%
|
| 5 | None at all | 515 |
1.2%
|
| 55 | I have not heard of this energy source before | 137 |
0.3%
|
| 2147483623 | Refusal | 0 |
0%
|
| 2147483624 | Don't know | 0 |
0%
|
| 2147483625 | No answer | 0 |
0%
|
| 101 | .D | 1663 |