Question: What is the average income in the county where the Inverness Yacht Club is located?

full_context: Document 1: Helsingfors Segelsällskap: Helsingfors Segelsällskap (HSS), "Helsinki Sailing Society", is the second oldest yacht club in Helsinki, established in 1893. The yacht club has 1000+ members and mainly sail boats in the register. The club is located on Liuskasaari island in the middle of southern Helsinki. Liuskasaari is a few minutes ferry ride away from Merisatamanranta. HSS hosts a popular full service guest harbor for 20 boats. The club also has a substantial contingent of expat sailors residing in Helsinki.
Document 2: Fresno County, California: The median income for a household in the county was $34,725, and the median income for a family was $38,455. Males had a median income of $33,375 versus $26,501 for females. The per capita income for the county was $15,495. About 17.6% of families and 22.9% of the population were below the poverty line, including 31.7% of those under age 18 and 9.9% of those age 65 or over.
Document 3: Vincent Landing, California: Vincent Landing (formerly, Vincents Landing) is an unincorporated community in Marin County, California. It is located on the northeast shore of Tomales Bay southwest of Tomales, at an elevation of 20 feet (6 m).
Document 4: Buckingham County, Virginia: The median income for a household in the county was $36,378. Males had a median income of $36,420 versus $32,327 for females. The per capita income for the county was $16,938.  About 21.1% of the population were below the poverty line.
Document 5: List of highest-income counties in the United States: Rank County State Median Household Income Loudoun County Virginia $134,464 Howard County Maryland $120,941 Fairfax County Virginia $115,717 Hunterdon County New Jersey $113,684 5 Santa Clara County California $111,069 6 Arlington County Virginia $110,388 7 Douglas County Colorado $109,292 8 San Mateo County California $108,627 9 Morris County New Jersey $106,985 10 Williamson County Tennessee $106,054 11 Nassau County New York $105,870 12 Somerset County New Jersey $104,478 13 Marin County California $103,845 14 San Francisco County California $103,801 15 Delaware County Ohio $101,693 16 Forsyth County Georgia $100,909 17 Montgomery County Maryland $99,763 18 Calvert County Maryland $98,732 19 Prince William County Virginia $97,986 20 Stafford County Virginia $97,484 21 Putnam County New York $96,992 22 Anne Arundel County Maryland $96,483 23 Charles County Maryland $95,735 24 Rockwall County Texas $95,731 25 Middlesex County Massachusetts $95,249
Document 6: Cork (city): There are a variety of watersports in Cork, including rowing and sailing. There are five rowing clubs training on the river Lee, including Shandon BC, UCC RC, Pres RC, Lee RC, and Cork BC. Naomhóga Chorcaí is a rowing club whose members row traditional naomhóga on the Lee in occasional competitions. The "Ocean to City" race has been held annually since 2005, and attracts teams and boats from local and visiting clubs who row the 24 kilometres (15 mi) from Crosshaven into Cork city centre. The decision to move the National Rowing Center to Inniscarra has boosted numbers involved in the sport.[citation needed] Cork's maritime sailing heritage is maintained through its sailing clubs. The Royal Cork Yacht Club located in Crosshaven (outside the city) is the world's oldest yacht club, and "Cork Week" is a notable sailing event.
Document 7: Inverness Yacht Club: The Inverness Yacht Club or IYC is a small pleasure boating club located in Inverness, California, on the western shore of Tomales Bay, in Marin County, California.
Document 8: Household income in the United States: One key measure is the real median level, meaning half of households have income above that level and half below, adjusted for inflation. According to the Census, this measure was $59,039 in 2016, a record high. This was the largest two year percentage increase on record.
Document 9: Sayville Yacht Club: The Sayville Yacht Club is a private yacht club with its facilities located in Blue Point, New York. It was founded in Sayville, New York before the First World War. The club fell on hard times during the Great Depression and became inactive. After the Second World War, a group of local residents and war veterans reclaimed the club's charter and relocated the SYC to its present location. Land was acquired and the club's first clubhouse, a Victorian bath house, was floated from Cherry Grove, New York. Early Commodores of the Sayville Yacht Club included many of those active in re-activating the club; including George C. Palmer, Douglas Westin, George Heinrich and others.
Document 10: Lewis County, West Virginia: The median income for a household in the county was $27,066, and the median income for a family was $32,431. Males had a median income of $27,906 versus $18,733 for females. The per capita income for the county was $13,933. 19.90% of the population and 16.30% of families were below the poverty line. 27.00% of those under the age of 18 and 11.20% of those 65 and older were living below the poverty line.
Document 11: Detroit: Oakland County in Metro Detroit, once rated amongst the wealthiest US counties per household, is no longer shown in the top 25 listing of Forbes magazine. But internal county statistical methods – based on measuring per capita income for counties with more than one million residents – show that Oakland is still within the top 12, slipping from the 4th-most affluent such county in the U.S. in 2004 to 11th-most affluent in 2009. Detroit dominates Wayne County, which has an average household income of about $38,000, compared to Oakland County's $62,000.
Document 12: Württembergischer Yacht Club: The Württembergischer Yacht-Club (WYC) is a yacht club in Friedrichshafen. It is located on the shores of Lake Constance, Germany. This club was established in January 1911 as the "Königlich Württembergischer Yacht-Club" (Royal Yacht Club of Württemberg).
Document 13: Hampshire County, West Virginia: The median income for a household in the county was $31,666, and the median income for a family was $37,616. Males had a median income of $28,884 versus $19,945 for females. The per capita income for the county was $14,851. About 12.90% of families and 16.30% of the population were below the poverty line, including 22.70% of those under age 18 and 13.10% of those age 65 or over.
Document 14: Household income in the United States: One key measure is the real median level, meaning half of households have income above that level and half below, adjusted for inflation. According to the Census, this measure was $59,039 in 2016, a record high. This was the largest two year increase percentage increase on record.
Document 15: Inverness Park, California: Inverness Park is a small unincorporated community in Marin County, California. It is located west-southwest of Point Reyes Station, at an elevation of 148 feet (45 m).
ground_truth: $103,845
sub_queries: Inverness >> located in the administrative territorial entity Answer: Marin County
what is the average income in Marin County Answer: $103,845