U.S. excess & surplus (E&S / surplus lines) insurance premium and policy-count time series by state, coverage line, and month, quarter, or year. Aggregated from state stamping office publications; every response cites its source report. Florida live, more states coming. $0.10 per query. Free discovery endpoints: /v1/coverage and /v1/lines. Docs: https://api.querylines.com/openapi.json