Hawaii Youth Opera Chorus was created in 1961.
Canadian Opera Company was created in 1950.
The live recordings listed for this opera note credits for 'chorus and orchestra', so yes, there is a chorus part in this opera.
Metropolitan Opera Chorus has: Performed in "La Fiesta" in 1926. Played Chorus in "Otello" in 1948. Played Chorus in "Der Rosenkavalier" in 1949. Played Chorus in "Omnibus" in 1952. Played Chorus in "Don Carlo" in 1972. Played People in "Live from the Metropolitan Opera" in 1977. Played Peasants in "Live from the Metropolitan Opera" in 1977. Played Townspeople in "Live from the Metropolitan Opera" in 1977. Played Chorus in "Live from the Metropolitan Opera" in 1977. Played Party Guest in "Live from the Metropolitan Opera" in 1977. Played Villagers in "Live from the Metropolitan Opera" in 1977. Played Villager in "Live from the Metropolitan Opera" in 1977. Played Chorus in "Don Carlo" in 1980. Played Chorus in "The Metropolitan Opera: Centennial Gala" in 1983. Played Chorus in "Lohengrin" in 1986. Played Chorus in "Carmen" in 1987. Played Villagers in "Turandot" in 1987. Played Chorus in "Un ballo in maschera" in 1991. Played Chorus in "La fanciulla del West" in 1992. Played Chorus in "Parsifal" in 1993. Played Chorus in "Tales from the Opera" in 1994. Played Chorus in "Madama Butterfly" in 1995. Played Chorus in "La forza del destino" in 1996. Played Chorus in "Fedora" in 1997. Played People in "The Queen of Spades" in 1999. Played People in "Don Giovanni" in 2000. Played Chorus in "Nabucco" in 2002. Played Chorus in "Fidelio" in 2002. Played People in "The Metropolitan Opera HD Live" in 2006. Played Themselves in "The Metropolitan Opera HD Live" in 2006. Played Chors in "The Metropolitan Opera HD Live" in 2006. Played Group cast members in "The Metropolitan Opera HD Live" in 2006. Played Chorus in "The Metropolitan Opera HD Live" in 2006. Played Party Guest in "The Metropolitan Opera HD Live" in 2006. Played Villagers in "The Metropolitan Opera HD Live" in 2006.
Los Angeles Opera Chorus has: Played Chorus in "Great Performances" in 1971. Played Villager in "Great Performances" in 1971. Played Chorus in "The 3 Tenors in Concert 1994" in 1994. Played Chorus in "Tales from the Opera" in 1994. Played Chorus in "La Traviata" in 2006. Played Chorus in "Braunfels: Die Vogel - The Birds" in 2010.
It may be the Anvil Chorus from Il Trocadore.
When was Canadian Opera Company established - 1950 and the links below will provide further information.
La Jolie Parfumesuse by Jacques Offenbach in 1873
Chorus of the Hebrew Slaves, from the Opera, Nabucco
An opera usually has, amongst others - An overture, arias, duets, trios, chorus, acts, scenes etc.
The hunting chorus is sung in the beginning of Act 3, Scene 3 of the opera "Der Freischutz" by Weber. Look up the plot of the opera to find out how it fits into the action.
Your answer depends totally on the size of the opera company. Further, it depends on whether the company includes -- or not -- the opera ballet, the opera chorus, the opera orchestra, the opera production company and crew, the administration for the company, and so forth.