For stallions that stand, will stand, or stood (deceased) in North America (stallions that have died or been exported prior to the 2014 breeding season are excluded), and have runners in North America. Listed below are all available Northern Hemisphere statistics through March 17, 2018. As supplied to BloodHorse by The Jockey Club Information Systems, Inc., earnings include adjusted money from Japan, Hong Kong, and Singapore. Adjusted earnings are put on par with average North American earnings from the previous year. For example, the average North American purse in 2017 is $22,593 or 47% of the 2017 average purse in Japan. To put earnings on par, all Japanese progeny earnings are multiplied by 47% before being credited to a sire's progeny earnings. Hong Kong earnings are adjusted by 15%; Singapore by 68%. Current year stakes winners include all Northern Hemisphere black-type stakes results from all available countries.