We did, however, continue to generate strong cash flow during the quarter. We have free cash flow of $185 million in the second quarter of 2012. We continued to be active in deploying that capital. In the second quarter, we bought back $125 million worth of shares, or 5.3 million shares, at an average price of $23.37. In addition, we paid our first dividend of $0.13 per share in June. So we continued to make good progress with capital deployment.
In the second quarter of 2012, access and broker services revenues were $66 million, up $7 million, or 12%, compared to the prior year. Our out-performance is driven by our unrelenting focus on innovation, which continues to deliver a pipeline of innovative new products, which are helping to reduce our customers' infrastructure costs and meet their performance requirements.
NASDAQ's ongoing investments in infrastructure and technology have resulted in an ecosystem that attracts and retains members, brokers and participants. Recent innovations include 40G connectivity. We have a very successful rollout of this product to our customer base and are experiencing continued solid uptick. 40G client connectivity provides customers at our data center the ability to access our U.S. markets through a single, ultra-low latency connection. Network latency on 40G has been observed by our clients being reduced by an average of 2 to 7 microseconds, round-trip, compared to 10G.
Our Super Cab offering provides customers at our data center with up to 17.3 kilowatts of power to operate in cool trading equipment within a single cabinet. This has many benefits for our customers obviously reduced cost but also reduced connectivity, latency, enhanced cooling capability and obviously has been very successful for us.In Access Services, our pipeline is as full as it's ever been and you'll see us continue to introduce new products as we move forward. It is this focus that makes our corporate [ph] data center a must for all our customers and allowed us to grow our Access Services technology business at a double-digit rate even in this difficult market environment.