Yeah, this is Rob. Thanks, Eli. Maybe I'll take that question. We don't get down to specific SPX attribution, but I can take it up one notch for you. As you mentioned, we continue to expand access to our core products. Robinhood was a great ad. We continue to see their options volume grow, which is super exciting. And I think they've been very public that they see good options growth in kind of the midterm, I think. So we're excited about that. As you mentioned on the APEX side, we continue to see strong demand from international retail brokers and institutional clients wanting to connect to our exchanges, especially for SPX options. The mega tech, the mega cap tech names are also in demand and are fixed. They've voiced that they're very anxious to really tap the large US pools of liquidity that we have. Korea has been a success story for SPX options with seven of the 10 identified local brokers that we've seen all offering now SPX options at this point. To put that in perspective, that's compared to zero online two years ago. So that's expanding. We see that as a really good opportunity for growth. To give another region, Taiwan saw the first local retail broker launch of SPX and …