WCRB 2020 Annual Report Table of Contents Letter from the President.2 2021 Approved Rate Changes4 Wisconsin Workers Compensation At a Glance5 Rate History Trends6 Premium Trends7 Loss History 9 WCRB Internal Report 11 Website.12 Compliance Report 13 Quarterly Climate Report 15 WCRB Committees.16 Board/Committee Representation17 The Wisconsin Marketplace 18 Labor Market21 Wisconsin Workers Compensation Trends 22 Industry Group Claims23 Part of Body by Injury Claims24 Nature of Injury Claims.25 Cause of Injury Claims.26 Forecasts. 27 Interstate Analysis 28 WI WC Insurance Pool Results 34 Membership Activity38 Member Carriers393'