Question: When did the school that Vashti Cunningham jumped for open?

Context articles: Ken Cunningham (basketball)
Randall Cunningham
Shire Christian School
Cheltenham Chase
Bishop Gorman High School
Cunningham Drug (U.S.)
Paul R. Cunningham
George T. Cunningham
Vashti Cunningham
Vashti McCollum

Ken Cunningham was a college basketball head coach.
 He coached the Akron Zips men's basketball team from 1977 to 1980, guiding the Zips to a 42-61 record.
 Prior to arriving at Akron, Cunningham served as an assistant coach at the University of Cincinnati, his alma mater, under Tay Baker and Gale Catlett.
 Cincinnati went 136-56 during those years, reaching the NIT tournament in 1974 and the NCAA tournament in 1975 and 1976.
 As a player, Cunningham played guard for the Bearcats from 1961–65 and was a member of the 1963 NCAA runner-up team that lost in overtime to Loyola, Chicago.
 In 1961, Cunningham was named the Ohio High School Basketball Player of the Year.
 He died in 2015, aged 71.
Randall Wade Cunningham (born March 27, 1963) is a former American football quarterback in the National Football League (NFL).
 He played in the NFL for 16 seasons, primarily with the Philadelphia Eagles.
 Cunningham is also known for his tenure with the Minnesota Vikings.
 He is the younger brother of former college and professional football player Sam Cunningham and the father of Randall Cunningham II and world champion high jumper Vashti Cunningham.
 Cunningham was inducted into the College Football Hall of Fame in 2016.
Shire Christian School is a non-denominational, Protestant, parent-controlled private school for co-educational students located in Sydney, Australia.
 The school was founded as Sutherland Shire Christian School in 1977 by a group of local parents who felt a calling to provide their children with an environment in which to gain an education taught from a Christian perspective.
 They believed that these features were not to be seen in a public state school; because of this the school upholds a strong Christian ethos that influences most parts of school life.
 In 2015 the school jumped nearly 200 places and ranked 65th in the State in HSC results.
The 'Cheltenham Chase, currently known for sponsorship purposes as the Shloer Chase, is a Grade 2 National Hunt chase in Great Britain which is open to horses aged five years or older.
 It is run on the Old Course at Cheltenham over a distance of about 2 miles (3,219 metres), and during its running there are twelve fences to be jumped.
 The race is scheduled to take place each year in November on the Sunday of the Open meeting.
Bishop Gorman High School (also commonly referred to as Gorman High School or BGHS) is a Roman Catholic, private, preparatory school located in Summerlin, Nevada.
 The school is administered by the Diocese of Las Vegas, and has been serving Clark County and the Las Vegas Valley for over 50 years.
 The school opened in 1954 and its mascot is a Gael, or mounted Irish Knight.
Cunningham Drug was a drugstore chain based in Detroit, Michigan.
 Founded in October 1889 by Andrew Cunningham, the chain operated primarily within the state of Michigan, and was once the largest drugstore chain in the state.
 Its Michigan locations were closed and reopened in 1982 as Apex Drug, and were later sold to Perry Drug Stores.
 The last stores remained open in Florida until 1991, when they were sold to Walgreens.
Paul Raymond Goldwyn Cunningham (born 1949) is a Jamaican American surgeon and medical educator known for pioneering as one of the few African American medical Deans existing in the United States.
 Their number becomes even smaller when only considering "non-minority" Med schools. Cunningham was appointed Dean of The Brody School of Medicine at East Carolina University in 2008.
 (Greenville, North Carolina), where he became a tenured Professor of Surgery in 1989.
 He graduated as an MD from the University of the West Indies in 1972, and further specialized in surgery at the Mount Sinai Hospital and Medical Center (Manhattan).
 He practiced and taught surgery for several years at the Bertie-County and Pitt-County Memorial Hospitals (Windsor, and Greenville, NC) before joining academia.
 Cunningham has published numerous research articles in areas such as trauma, bariatric surgery, allograft and organ transplantation.
George T. Cunningham was the founder of Cunningham's, the 52-store British Columbia pharmacy chain that later became part of Shoppers Drug Mart.
 Cunningham was also an alderman, a member of the Vancouver School Board and was on the Board of Governors of the University of British Columbia for 30 years.
 He was awarded an honorary doctorate from the university after his death for his philanthropy, public service and dedication to education.
Vashti Cunningham (born January 18, 1998) is an American track and field athlete specializing in the high jump.
 She is the daughter of retired National Football League (NFL) quarterback Randall Cunningham, niece of retired NFL fullback Sam Cunningham, and the younger sister of Randall Cunningham II.
 Her mother is Felicity de Jager Cunningham a former ballerina with the Dance Theatre of Harlem.
 Vashti, like her brother two years ahead of her in school, jumped for Bishop Gorman High School in Las Vegas, Nevada until March 2016 when she signed with Nike.
 She announced she will continue her education at a university while competing as a professional athlete.
Vashti Cromwell McCollum (November 6, 1912 – August 20, 2006) was the plaintiff in the landmark 1948 Supreme Court case McCollum v. Board of Education, which struck down religious education in public schools.
 The defendant in the case was the public school district of Champaign, Illinois; instructors chosen by three religious faiths had taught religion classes within the district's schools.