how many studios have the catalog number "cal03 / 0091037137333"?
{'header': ['Year', 'Title', 'Format', 'Studio', 'Release Date', 'Copyright Information', 'Catalog Number'], 'page_title': 'Callan Pinckney', 'section_title': 'Official Callanetics DVDs', 'caption': 'Official Callanetics DVDs', 'rows': [['1986', 'Callanetics: 10 Years Younger In 10 Hours', 'DVD', 'Callan Productions Corp', 'March 15, 2013', 'Callan Productions Corp.', 'CAL01 / 0091037137319'], ['1988', 'Super Callanetics', 'DVD', 'Callan Productions Corp', 'March 15, 2013', 'Callan Productions Corp.', 'CAL02 / 0091037137326'], ['1989', 'Beginning Callanetics', 'DVD', 'Callan Productions Corp', 'March 15, 2013', 'Callan Productions Corp.', 'CAL03 / 0091037137333'], ['1991', 'Quick Callanetics', 'DVD', 'Callan Productions Corp', 'March 15, 2013', 'Callan Productions Corp.', 'CAL04 / 0091037553546'], ['1992', 'AM/PM Callanetics', 'DVD', 'Callan Productions Corp', 'March 15, 2013', 'Callan Productions Corp.', 'CAL05 / 0091037137357']]}