Since its original 1973 Broadway production, the musical has enjoyed professional productions in the West End, by opera companies, in a 2009 Broadway revival, and elsewhere, and it is a popular choice for regional groups.

Since the corona has been photographated at high resolution in the X-rays by the satellite Skylab in 1973, and then later by Yohkoh and the other following space instruments, it has been seen that the structure of the corona is very various and complex: different zones have been immediately classified on the coronal disc

Since 1973, the number of countries establishing diplomatic relations with Gabon has doubled.

Since the oil shocks of the 1970s, Japan has reduced dependence on petroleum as a source of energy from more than 75 % in 1973 to about 57 % at present.

Since 1973, the Royals have played in Kauffman Stadium.

Since then, former next-door neighbor RKO closed up shop in 1957 ; Warner Bros. ( whose old Sunset Boulevard studio was sold to Paramount in 1949 as a home for KTLA ) moved to Burbank in 1930 ; Columbia joined Warners in Burbank in 1973 then moved again to Culver City in 1989 ; and the Pickford-Fairbanks-Goldwyn-United Artists lot, after a lively history, has been turned into a post-production and music-scoring facility for Warners, known simply as " The Lot ".

Since 1973 the cease-fire line has been respected by both sides, with very few incidents until the Syrian uprising of 2011 began.

Since 1973 the primary record keeping system of the Department of State is the Central Foreign Policy File.

Since 1973 Amnesty International has adopted the simplest, broadest definition of torture:

Since 1973, a rail ferry operates across the strait, connecting the port of Vanino, Khabarovsk Krai on the mainland with Kholmsk on Sakhalin Island.

Since becoming the San Antonio Spurs in 1973, the team colors have been black, silver and white.

Since 1973, this design has been built in glass-reinforced plastic with the same weight distribution as the original wooden version.

Since 1973, Bracknell Forest has been twinned with Opladen in Germany, continued by Leverkusen after Opladen's incorporation in 1975.

Since the completion of the reservoir system, the highest Chattanooga flood stage has been nearly 37 feet, which occurred in 1973.

Since 1947, a summer day camp has been running almost continuously, just missing the two seasons of 1972 and 1973.

Since 1973 the village's best known business has been the Rongovian Embassy to the USA, a bar and restaurant that frequently features local, national and international musical talent.

Since 1973 the Feminist Studio Workshop at the Woman's Building in Los Angeles had a formative impact on the wave of performances with feminist background.

Since then, elections have been held in 1957, 1962, 1963 ( an early election following Yitzhak Ben-Zvi's death ), 1968, 1973, 1978, 1983, 1988, 1993, 1998, 2000 and 2007.

Since 1973, Miles has gone through periods of semi-retirement.

Since Griswold, the Supreme Court has cited the right to privacy in several rulings, most notably in Roe v. Wade, 410 U. S. 113 ( 1973 ), where the Court ruled that a woman's choice to have an abortion was protected as a private decision between her and her doctor.

Since 1973, maquiladoras have also accounted for nearly half of Mexico ’ s export assembly.

Since its formation in 1879, the club has won six First Division titles — in 1892, 1893, 1895, 1902, 1913, and 1936 — and the FA Cup twice, in 1937 and 1973.

Since 1973 only two other clubs, Southampton in 1976, and West Ham United in 1980, have equalled Sunderland's achievement of lifting the FA Cup while playing outside the top tier of English football.

Since 1973, security guards and others are not allowed to carry truncheons and other weapons as part of their duties and only police are allowed to carry weapons.

One can also find this view in Maurice Dobb's Theories of Value and Distribution Since Adam Smith: Ideology and Economic Theory ( 1973 ), as well as in Karl Marx's Theories of Surplus Value.

Since the opening of the first Welland Canal in 1829, the city has seen four different canal systems, whether modified or newly constructed, carved into its geographical landscape.

Since 1971, a dam at Binbrook Conservation Area near the source of the Welland River has created a reservoir to control flooding downstream.

Since 2006, ACP has available a 25th slot, sold through the Transit Slot Auction to the highest bidder.

Since then, more than $ 10 billion has been contributed by the TBTA to subsidize mass transit fares and capital improvements for the NYC Transit Authority, Long Island Rail Road, and Metro-North Railroad.

Since the 1970s, Japanese vans like the Toyota Hiace and the Datsun Urvan, as well as European models based on the Ford Transit, Fiat Ducato and Bedford vans have become popular as base vehicles for conversions.

Since that time, numerous changes to the line intended to improve New Jersey Transit service have been made.

Since the 1990s new rapid transit systems such as the RapidKL Light Rail Transit ( LRT ) and the KL Monorail have been developed.

Since then the section between Bulwell and Hucknall has been converted from double track to single track to allow space for the new Nottingham Express Transit tramway, which follows the route as far north as Hucknall and opened in March 2004.

Since then, SBS Transit has tightened its maintenance regime of the insulators and will continue with its inspections of the insulators on a two-monthly basis.

The time ball in front of Marine Police Headquarters Compound, Tsim Sha Tsui, Kowloon circa 1908. The time ball tower at Blackhead Point in 1908. Since 1885, Hong Kong Time was determined by astronomical observations at the Hong Kong Observatory using a 6-inch equatorial mount and a 3-inch Transit Circle.

Since the roller coaster's addition in 1975, the Tomorrowland Transit Authority has offered riders a restricted look down into the two largest of Space Mountain's post-show dioramas.

Since midday train service on the Georgetown corridor was first launched in May 2002, GO Transit have hired various contractors to improve the station.

Since mid-2009, the Transit Connect has been imported to the United States and Canada.

Since the inauguration of this service, there have been three major adjustments in order to connect with the growing population of this town, and to the Milton line commuter train and bus routes operated by GO Transit.

Since the early 1970s, Hawker Siddeley had been designing a new two-level railcar for GO Transit, which they started delivering in 1976 as the BiLevel.

Since late 2011 construction of a Light Rail ( tram ) line is progressing towards Stapleford via Beeston and Chilwell as part of the Nottingham Express Transit system.

Since equipment is pooled with NJ Transit, quite a selection can be seen on the line.