Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
How many dates were recorder administered when poll were sourced from Strategic Vision  and the Republican Jack Hoogendyk had 29%?

### Inputs:
table_name: table, columns: ['Poll Source', 'Dates administered', 'Democrat: Carl Levin', 'Republican: Jack Hoogendyk', 'Lead Margin']

### Response:
SELECT COUNT Dates administered FROM table WHERE Poll Source = Strategic Vision AND Republican: Jack Hoogendyk = 29%