Standby/Call off

Hey guys! Hope everyone is well. Just kinda doin a check for other hospitals/areas of the country. How often are you getting called off or put on standby? I work for the biggest hospital in my immediate area, due to travelers and business needs we’re getting put on standby and call off like once a month if not more frequently anymore. Obviously I’m burnt out like anyone else, but I can’t really afford to use all my pto supplementing days they cancel me or go short on my check. Is it like this everywhere?