Final answer:
The identities of the companies with AA and BB ratings cannot be determined from the provided excerpt. Additional context from the full dataset or report is required to identify them.
Step-by-step explanation:
The specific companies cannot be identified without additional information. Credit ratings, such as AA and BB, are assigned by rating agencies to indicate the creditworthiness of the issuing entity. However, the description provided does not include the names of the companies associated with the credit ratings mentioned.
In a general note, a AA rating represents a company that has a very strong capacity to meet its financial commitments, while a BB rating indicates that the company is more vulnerable in the adverse business, financial, or economic conditions. This distinction is typically used by investors to assess the risk associated with the purchase of a particular bond.
Without the names or additional context, it's not possible to directly answer which companies are AA or BB rated. One might need to refer back to the complete information provided in a report or dataset to accurately pinpoint the specific companies in question.