According to the U.S. IVANS insurance transaction index report released Thursday, rates rose in May for nearly all commercial lines.

        The monthly IVANS index is an insurance industry data report based on changes in current underwriting conditions and renewal rate trends. It analyzes 1.2 million transactions and annual premium changes, and is published by Tampa, Florida-based insurance technology company IVANS.

        According to the report, commercial auto renewal rates rose 2.7%, business owners policy rates rose 4.5%, general liability rates rose 1.5%, commercial property rates rose 2.8%, umbrella liability rates rose 0.8%, and workers' compensation rates rose 0.6%—the first workers' compensation rate increase so far this year.

Source: Business Insurance, 2017-06-02