> 10,000,000 / 25,000 = 400 responses/yr Based on the last few months of growth the response rate won't remain static. It's reasonable to assume there will be

> 10,000,000 / 25,000 = 400 responses/yr Based on the last few months of growth the response rate won't remain static. It's reasonable to assume there will be continued growth, so they need to set the barrier to entry at a practical height.