By 1970 the British film industry was beginning to suffer financially as the arrival of colour television contributed to a sharp decline in box office revenues. (hammerfilms.com)
That helped raise the overall American box office revenue for the weekend - which marked a 50 % gain over this same period last year. (screenrant.com)
The chain doesn't break out 3D revenue specifically, but says that «premium movie experiences» accounted for 47 % of total box office revenue in the fourth quarter alone. (canadianbusiness.com)