How often does supergirl changes her costumes?

Supergirl's costume has gone through several changes throughout the character's history, both in the comics and on television. In the comics, Supergirl's costume has been updated and redesigned numerous times, often to reflect changes in the character's personality, storylines, and artistic styles. Some notable costume changes include the iconic red, blue, and yellow suit designed by Curt Swan in the 1960s, the updated costume with a more streamlined design introduced in the 1980s, and the modern-day costume designed by Ian Churchill in the 2000s.

In the television series "Supergirl," the character's costume has also undergone several changes over the course of the show. The initial costume, worn during the first season, featured a blue and red color scheme with a cape and skirt. As the series progressed, Supergirl's costume evolved, with changes such as an updated cape design, the addition of new details and embellishments, and variations in the color scheme. These changes often coincided with significant developments in the character's journey and plotlines.

It's worth noting that the frequency of Supergirl's costume changes can vary between different continuities, storylines, and artistic interpretations.