user
Instruction
Answer the question based on the provided table.


Table
Table Title: 'Electoral history' regarding 'Jennifer Granholm'
Table Content:
| Party | Party | Candidate | Votes | % | ± |
| --- | --- | --- | --- | --- | --- |
| - | Democratic | Jennifer Granholm | 1,633,796 | 51.4 | n/a |
| - | Republican | Dick Posthumus | 1,506,104 | 47.4 | n/a |
| - | Green | Douglas Campbell | 25,236 | 0.8 | n/a |
| - | Constitution | Joseph Pilchak | 12,411 | 0.4 | n/a |
| - | none | Write-in candidates | 18 | 0.0 | n/a |
| Majority | Majority | Majority | 127,692 | 4.0 | - |
| Turnout | Turnout | Turnout | 3,177,565 | 100 | - |
| - | Democratic gain from Republican | Democratic gain from Republican | Swing | - | - |


Question
Who were the top two contenders in the 2002 Michigan gubernatorial election, and how many votes did each candidate earn?


Answer Format
The final answer should be a sentence and use the following format:
```json
{
    "answer": "your_generated_sentence_here"
}
```
rule
["Granholm defeated Posthumus by 1,633,796 votes (51.4%) to 1,506,104 votes (47.40%)."]